R J Shephard

Summary

Country: Canada

Publications

  1. ncbi request reprint Role of the physician in childhood obesity
    Roy J Shephard
    Faculty of Physical and Health Education, University of Toronto, Toronto, Canada
    Clin J Sport Med 14:161-8. 2004
  2. pmc The impact of Ramadan observance upon athletic performance
    Roy J Shephard
    Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, ON, Canada
    Nutrients 4:491-505. 2012
  3. doi request reprint Measurement of human energy expenditure, with particular reference to field studies: an historical perspective
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, ON, Canada
    Eur J Appl Physiol 112:2785-815. 2012
  4. doi request reprint Physical performance and training response during Ramadan observance, with particular reference to protein metabolism
    Roy J Shephard
    University of Toronto, Faculty of Kinesiology and Physical Education, PO Box 521, 41390 Dryden Road, Brackendale, Ontario BC V0N 1H0, Canada
    Br J Sports Med 46:477-84. 2012
  5. doi request reprint Mandatory ECG screening of athletes: is this question now resolved?
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, ON, Canada
    Sports Med 41:989-1002. 2011
  6. pmc Physical education, school physical activity, school sports and academic performance
    Francois Trudeau
    Department of Physical Activity Sciences, Universite du Quebec a Trois Rivieres, Trois Rivieres, Quebec, Canada
    Int J Behav Nutr Phys Act 5:10. 2008
  7. doi request reprint Is it time to retire the 'central governor'?
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, Ontario, Canada
    Sports Med 39:709-21. 2009
  8. doi request reprint Independence: a new reason for recommending regular exercise to your patients
    Roy J Shephard
    Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Phys Sportsmed 37:115-8. 2009
  9. doi request reprint The John Sutton Memorial Lecture, 2009. Conductance systems: an integrative approach to the physiology of extreme conditions
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, Ontario, Canada
    Appl Physiol Nutr Metab 35:113-24. 2010
  10. ncbi request reprint Exercise under hot conditions: a major threat to the immune response?
    R J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, University of Toronto, Toronto, Canada
    J Sports Med Phys Fitness 42:368-78. 2002

Detail Information

Publications83

  1. ncbi request reprint Role of the physician in childhood obesity
    Roy J Shephard
    Faculty of Physical and Health Education, University of Toronto, Toronto, Canada
    Clin J Sport Med 14:161-8. 2004
    ..obesity be determined at clinical examination? Is there an obesity epidemic? What is the likely influence of obesity upon current and future health? What are the causes of obesity, and what does this imply for prevention and treatment?..
  2. pmc The impact of Ramadan observance upon athletic performance
    Roy J Shephard
    Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, ON, Canada
    Nutrients 4:491-505. 2012
    ....
  3. doi request reprint Measurement of human energy expenditure, with particular reference to field studies: an historical perspective
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, ON, Canada
    Eur J Appl Physiol 112:2785-815. 2012
    ..Possibly, measurements of oxygen consumption by portable respirometers may soon satisfy part of this need, although a need for valid longer term monitoring will remain...
  4. doi request reprint Physical performance and training response during Ramadan observance, with particular reference to protein metabolism
    Roy J Shephard
    University of Toronto, Faculty of Kinesiology and Physical Education, PO Box 521, 41390 Dryden Road, Brackendale, Ontario BC V0N 1H0, Canada
    Br J Sports Med 46:477-84. 2012
    ..However, in most of the situations studied to date, Ramadan observance has had only limited adverse consequences for either training or competitive performance...
  5. doi request reprint Mandatory ECG screening of athletes: is this question now resolved?
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, ON, Canada
    Sports Med 41:989-1002. 2011
    ..However, on the basis of current information, it would seem better to direct efforts in preventive medicine to more common causes of premature death in the young adult...
  6. pmc Physical education, school physical activity, school sports and academic performance
    Francois Trudeau
    Department of Physical Activity Sciences, Universite du Quebec a Trois Rivieres, Trois Rivieres, Quebec, Canada
    Int J Behav Nutr Phys Act 5:10. 2008
    ....
  7. doi request reprint Is it time to retire the 'central governor'?
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, Ontario, Canada
    Sports Med 39:709-21. 2009
    ....
  8. doi request reprint Independence: a new reason for recommending regular exercise to your patients
    Roy J Shephard
    Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Phys Sportsmed 37:115-8. 2009
    ..However, regular physical activity can augment maximal oxygen transport by 5 to 10 mL/ [kg x min], setting back the need for institutional support by 10 to 20 years...
  9. doi request reprint The John Sutton Memorial Lecture, 2009. Conductance systems: an integrative approach to the physiology of extreme conditions
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, Ontario, Canada
    Appl Physiol Nutr Metab 35:113-24. 2010
    ....
  10. ncbi request reprint Exercise under hot conditions: a major threat to the immune response?
    R J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, University of Toronto, Toronto, Canada
    J Sports Med Phys Fitness 42:368-78. 2002
    ..In some circumstances, the use of medications to reduce the overall stress response may also be warranted...
  11. ncbi request reprint Development of the discipline of exercise immunology
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, ON, Canada
    Exerc Immunol Rev 16:194-222. 2010
    ....
  12. ncbi request reprint Issues in exercise, fitness, and subjective perceptions of fitness of physical education teachers
    Roy J Shephard
    Faculty of Physical Education and Health, Department of Public Health Sciences, University of Toronto, Canada
    Percept Mot Skills 95:361-2; discussion 432. 2002
    ..Several issues arise on reading the paper by Netz and Raviv. Their role in interpretation of the data and stimulating questions for further study is mentioned...
  13. ncbi request reprint Cytokine responses to physical activity, with particular reference to IL-6: sources, actions, and clinical implications
    Roy J Shephard
    Faculty of Physical Education and Health, Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Canada
    Crit Rev Immunol 22:165-82. 2002
    ..Further, the cytokine cascade is involved in the process of atherogenesis, and exercise-induced changes in cytokine production may expose latent HIV to chemotherapeutic agents...
  14. doi request reprint Seasonal variations in physical activity and implications for human health
    Roy J Shephard
    University of Toronto, ON, Canada
    Eur J Appl Physiol 107:251-71. 2009
    ....
  15. doi request reprint Maximal oxygen intake and independence in old age
    R J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Br J Sports Med 43:342-6. 2009
    ....
  16. ncbi request reprint Adhesion molecules, catecholamines and leucocyte redistribution during and following exercise
    Roy J Shephard
    Faculty of Physical Education and Health, and Department of Public Health Sciences, University of Toronto, Toronto, Ontario, Canada
    Sports Med 33:261-84. 2003
    ..A number of clinical conditions including atherogenesis and metaplasia are marked by an altered expression of adhesion molecules. The effects of exercise on these molecules could thus have important health implications...
  17. pmc Limits to the measurement of habitual physical activity by questionnaires
    R J Shephard
    Br J Sports Med 37:197-206; discussion 206. 2003
    ....
  18. ncbi request reprint Regression to the mean. A threat to exercise science?
    Roy J Shephard
    Department of Public Health Sciences, Faculty of Physical Education and Health, University of Toronto, Toronto, Ontario, Canada
    Sports Med 33:575-84. 2003
    ..In particular, analyses of this type have been adduced to support the belief that the response to aerobic training is inversely related to an individual's VO2(max). In fact, RTM may account for a major part of this apparent relationship...
  19. ncbi request reprint Fitness of Canadian children: range from traditional Inuit to sedentary city dwellers, and assessment of secular changes
    Roy J Shephard
    Faculty of Physical and Health Education and Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Ont, Canada
    Med Sport Sci 50:91-103. 2007
    ..Nevertheless, international comparison of Canadian data is currently hampered by differences in measurement techniques and failure of many investigators to test representative population samples...
  20. ncbi request reprint Test-retest errors and the apparent heterogeneity of training response
    R J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, Canada
    Eur J Appl Physiol 91:199-203. 2004
    ..Nevertheless, substantial inter-individual differences persist after making such adjustments. The most likely explanation of these differences is a familial aggregation of training responses...
  21. ncbi request reprint Ethics in exercise science research
    Roy J Shephard
    Faculty of Physical Education and Health, and Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Sports Med 32:169-83. 2002
    ..Development of academic courses in research ethics may help to avoid some of these abuses...
  22. doi request reprint Suppression of information on the prevalence and prevention of exercise-associated hyponatraemia
    Roy J Shephard
    Faculty of Physical Education and Health, University of Toronto, PO Box 521, Brackendale, BC V0N 1H0, Canada
    Br J Sports Med 45:1238-42. 2011
    ..Claims of an 'epidemic' seem unwarranted, and there is no solid evidence supporting the claim that information has been suppressed because of ties between sports scientists and sports drink manufacturers...
  23. ncbi request reprint Is active commuting the answer to population health?
    Roy J Shephard
    Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Sports Med 38:751-8. 2008
    ..It is also necessary to find better methods of involving the sedentary population, through both counselling and changes in urban design...
  24. ncbi request reprint Whistler 2001: a Health Canada/CDC conference on "Communicating physical activity and health messages: science into practice"
    Roy J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Am J Prev Med 23:221-5. 2002
  25. ncbi request reprint Physical exercise as a human model of limited inflammatory response
    P N Shek
    Defence and Civil Institute of Environmental Medicine, Department of Laboratory Medicine and Pathobiology, Toronto, Ontario, Canada
    Can J Physiol Pharmacol 76:589-97. 1998
    ..Therefore, physical exercise and training represent an acceptable and good model for the study of limited inflammatory responses in humans...
  26. ncbi request reprint Differential cell adhesion molecule expression and lymphocyte mobilisation during prolonged aerobic exercise
    G A Gannon
    Defence and Civil Institute of Environmental Medicine, Toronto, ON, Canada
    Eur J Appl Physiol 84:272-82. 2001
    ..e. lymphocyte-function-associated antigen-1). However, mechanisms unrelated to CD11a expression also appear to be involved...
  27. ncbi request reprint Cytokine induction during exertional hyperthermia is abolished by core temperature clamping: neuroendocrine regulatory mechanisms
    S G Rhind
    Defence Research and Development Canada Toronto, 1133 Sheppard Avenue West, Toronto, Ontario M3M 3B9, Canada
    Int J Hyperthermia 20:503-16. 2004
    ..These findings suggest that exercise-associated elevations of T(re) mediate increases of circulating stress hormones, which subsequently contribute to induction of circulating cytokine release...
  28. ncbi request reprint Chronic fatigue syndrome. A brief review of functional disturbances and potential therapy
    R J Shephard
    Faculty of Physical Education and Health and, Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, ON, Canada
    J Sports Med Phys Fitness 45:381-92. 2005
    ....
  29. ncbi request reprint The cytokine response to physical activity and training
    A I Moldoveanu
    Program in Exercise Sciences, Graduate Department of Community Health, University of Toronto, Ontario, Canada
    Sports Med 31:115-44. 2001
    ....
  30. ncbi request reprint Associations between physical activity and susceptibility to cancer: possible mechanisms
    R J Shephard
    Faculty of Physical Education and Health, University of Toronto, Ontario, Canada
    Sports Med 26:293-315. 1998
    ..At present, the oncologist is confronted by a plethora of interesting hypotheses, and further research is needed to decide which are of practical importance...
  31. pmc Sepsis and mechanisms of inflammatory response: is exercise a good model?
    R J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, University of Toronto and Defence and Civil Institute of Environmental Medicine, Toronto, Ontario, Canada
    Br J Sports Med 35:223-30. 2001
    ..The immune changes induced by a bout of prolonged and vigorous exercise have been suggested to be a useful experimental model of sepsis and the inflammatory response. Available literature was reviewed to evaluate this hypothesis...
  32. ncbi request reprint Immune responses to inflammation and trauma: a physical training model
    R J Shephard
    Faculty of Physical Education and Health, University of Toronto, ON
    Can J Physiol Pharmacol 76:469-72. 1998
    ..Current research in exercise immunology finds clinical application in attempts to regulate aging, acute viral infections, and neoplasia...
  33. ncbi request reprint Cold exposure and immune function
    R J Shephard
    Faculty of Physical Education and Health, Department of Public Health Sciences, University of Toronto, Ontario, Canada
    Can J Physiol Pharmacol 76:828-36. 1998
    ..Further work is needed to examine interactions between cold exposure and exercise, and to determine whether the disturbances of immune response are sufficient to impair immunosurveillance in human subjects...
  34. ncbi request reprint Effects of exercise and training on natural killer cell counts and cytolytic activity: a meta-analysis
    R J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, University of Toronto, Canada
    Sports Med 28:177-95. 1999
    ....
  35. ncbi request reprint Age and physical work capacity
    R J Shephard
    Faculty of Physical Education and Health, University of Toronto, Canada
    Exp Aging Res 25:331-43. 1999
    ..Reasons for this paradox are discussed, and it is stressed that in general there is no longer need to push workers to their physical limits because of automation-related changes in methods of production...
  36. ncbi request reprint Absolute versus relative intensity of physical activity in a dose-response context
    R J Shephard
    Faculty of Physical Education and Health, University of Toronto, Toronto, ON, Canada
    Med Sci Sports Exerc 33:S400-18; discussion S419-20. 2001
    ..To examine the importance of relative versus absolute intensities of physical activity in the context of population health...
  37. ncbi request reprint Physical activity guidelines and guides for Canadians: facts and future
    Mark S Tremblay
    Children s Hospital of Eastern Ontario Research Institute, Ottawa, Ontario, Canada
    Can J Public Health 98:S218-24. 2007
    ..Recommendations on how to proceed are based on the evidence base provided by this series of papers; the immediate next steps mandated by this initiative are outlined and priorities for future research are indicated...
  38. ncbi request reprint Long-term cardiorespiratory results of exercise training following cardiac transplantation
    Terence Kavanagh
    Toronto Rehabilitation Institute, University of Toronto, Toronto, Ontario, Canada
    Am J Cardiol 91:190-4. 2003
    ..A reduced training response in V*O(2peak) and LBM contributes to a poorer prognosis...
  39. ncbi request reprint Epinephrine causes a reduction in lymph node cell output in sheep
    T J Seabrook
    Department of Laboratory Medicine and Pathobiology, University of Toronto, Ontario, Canada
    Can J Physiol Pharmacol 79:246-52. 2001
    ..Lymphocyte retention by lymph nodes, however, may contribute to post-injection lymphopenia...
  40. ncbi request reprint Special feature for the Olympics: effects of exercise on the immune system: overview of the epidemiology of exercise immunology
    R J Shephard
    Faculty of Physical Education and Health and Department of Public Health Sciences, Faculty of Medicine, University of Toronto and Defence and Civil Institute of Environmental Medicine, Toronto, Ontario, Canada
    Immunol Cell Biol 78:485-95. 2000
    ..The issue is important to both the health and the success of the international competitor, and merits definitive investigation, using optimal methods to assess both activity patterns and infection...
  41. ncbi request reprint Exercise and training in women, Part I: Influence of gender on exercise and training responses
    R J Shephard
    Physical Education and Health, Department of Public Health Sciences, University of Toronto, P O Box 521, Brackendale, BC V0N 1H0
    Can J Appl Physiol 25:19-34. 2000
    ..Nevertheless, regular moderate exercise generally has a favourable impact upon pregnancy outcomes...
  42. ncbi request reprint How much physical activity is needed for good health?
    R J Shephard
    Faculty of Physical Education and Health, Department of Public Health Sciences, University of Toronto, Canada
    Int J Sports Med 20:23-7. 1999
    ..The data do not as yet allow the assertion that benefit is obtained only from vigorous physical activity, and there seems little conflict with the current consensus on the benefits of moderate physical activity...
  43. ncbi request reprint Exercise and relaxation in health promotion
    R J Shephard
    School of Physical and Health Education, Faculty of Medicine, University of Toronto, Ontario, Canada
    Sports Med 23:211-7. 1997
    ..If exercise is to be effective in inducing relaxation, it must be noncompetitive, moderate in intensity, and pursued in pleasant surroundings...
  44. ncbi request reprint Chronic fatigue syndrome: an update
    R J Shephard
    Defence and Civil Institute of Environmental Medicine, and Faculty of Physical Education and Health, University of Toronto, Ontario, Canada
    Sports Med 31:167-94. 2001
    ....
  45. ncbi request reprint Basic recruit training: health risks and opportunities
    R J Shephard
    Defence and Civil Institute of Environmental Medicine, Toronto, Ontario M3M 3B9, Canada
    Mil Med 166:714-20. 2001
    ....
  46. ncbi request reprint Biology and medicine of soccer: an update
    R J Shephard
    Faculty of Physical Education and Health, University of Toronto, Ontario, Canada
    J Sports Sci 17:757-86. 1999
    ..The information presented has important implications for the safety and success of soccer players; the challenge is now to ensure that this information is understood and acted upon by coaches and individual team members...
  47. ncbi request reprint Biology and medicine of sailing. An update
    R J Shephard
    School of Physical and Health Education, University of Toronto, Ontario, Canada
    Sports Med 23:350-6. 1997
    ..Knowledge of the relevant health issues remains limited, even among elite competitors, and there remains substantial scope for increased education of team members...
  48. ncbi request reprint Indomethacin modulates circulating cytokine responses to strenuous exercise in humans
    Shawn G Rhind
    Defence Research and Development Canada Toronto, Toronto, Ontario M3M 3B9, Canada
    Cytokine 19:153-8. 2002
    ..These findings may have important implications for both host defense and the injuries associated with excessively vigorous exercise...
  49. doi request reprint Usefulness of improvement in walking distance versus peak oxygen uptake in predicting prognosis after myocardial infarction and/or coronary artery bypass grafting in men
    Terence Kavanagh
    Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
    Am J Cardiol 101:1423-7. 2008
    ..In conclusion, in men who underwent an exercise rehabilitation program, improvement in walking distance was a strong independent predictor, and a greater guide to prognosis, than gains in VO2peak...
  50. ncbi request reprint Naive and memory T cell subsets are differentially mobilized during physical stress
    G A Gannon
    Defence and Civil Institute of Environmental Medicine, Toronto, ON, Canada
    Int J Sports Med 23:223-9. 2002
    ..Furthermore, although mobilization of CD8hi T cells is not linked to memory phenotype, a high density expression of CD11a and a lack of the lymph node homing receptor are important determinants of CD8hi T cell mobilization...
  51. ncbi request reprint Immune changes induced by exercise in an adverse environment
    R J Shephard
    Faculty of Physical Education and Health, Toronto, ON, Canada
    Can J Physiol Pharmacol 76:539-46. 1998
    ..Thus, an intensity of physical activity or of environmental stress that is beneficial in itself can readily cause immunosuppression if the body is challenged by the two stimuli simultaneously...
  52. ncbi request reprint Changes in the quality of life: a major goal of cardiac rehabilitation
    R J Shephard
    Faculty of Physical and Health Education, University of Toronto, Canada
    J Cardiopulm Rehabil 21:189-200. 2001
    ..The changes effected by cardiac rehabilitation are considered, together with their physiological and psychological correlates. A final section suggests avenues for future research...
  53. ncbi request reprint Peak oxygen intake and cardiac mortality in women referred for cardiac rehabilitation
    Terence Kavanagh
    Toronto Rehabilitation Institute, Toronto, Ontario, Canada
    J Am Coll Cardiol 42:2139-43. 2003
    ..This study investigated the prognostic importance of measured peak oxygen intake (VO(2peak)) in women with known coronary heart disease referred for outpatient cardiac rehabilitation...
  54. ncbi request reprint Supervision of occupational fitness assessments
    Roy J Shephard
    Faculty of Physical Education and Health, Dept of Public Health Sciences, Faculty of Medicine, Univ of Toronto
    Can J Appl Physiol 28:225-39. 2003
    ..Unnecessary insistence on medical supervision could preclude annual evaluation of occupational fitness and a resulting enhancement of physical condition, thus increasing rather than diminishing the risk to the worker...
  55. ncbi request reprint Assuring gender equity in recruitment standards for police officers
    Roy J Shephard
    Faculty of Physical Education and Health, Graduate Programme in Exercise Sciences, University of Toronto, Toronto, ON
    Can J Appl Physiol 27:263-95. 2002
    ..The main weakness of any current requirement is that most police forces do not yet apply an equivalent criterion to older incumbent officers, where similar issues may arise...
  56. ncbi request reprint Prediction of long-term prognosis in 12 169 men referred for cardiac rehabilitation
    Terence Kavanagh
    Toronto Rehabilitation Institute, University of Toronto, Ontario, Canada
    Circulation 106:666-71. 2002
    ..Cox proportional hazards and Kaplan-Meier survival curves were thus completed on initial assessment data obtained from patients referred to an outpatient cardiac rehabilitation center...
  57. pmc Physical Activity Policy Development: a synopsis of the WHO/CDC Consultation, September 29 through October 2, 2002, Atlanta, Georgia
    Roy J Shephard
    Faculty of Physical Education and Health and Graduate Department of Exercise Sciences, and Department of Public Health Sciences, University of Toronto, Ontario, Canada
    Public Health Rep 119:346-51. 2004
    ..This article summarizes the context and outcomes of the consultation. It also includes elaboration of a Comprehensive Physical Activity Policy Framework developed as a product of the meeting...
  58. ncbi request reprint BMI in the Trois-Rivières study: child-adult and child-parent relationships
    Francois Trudeau
    Département des sciences de l activité physique, Universite du Quebec a Trois Rivieres, Canada
    Am J Hum Biol 15:187-91. 2003
    ..However, useful information for the prediction and prevention of adult overweight can be obtained from the BMI at age 12 years. Our results suggest that environmental influences may be the major factor in the present obesity epidemic...
  59. ncbi request reprint Re: Cardiac denervation does/does not play a major role in exercise limitation after heart transplantation
    Roy J Shephard
    J Appl Physiol 104:565. 2008
  60. ncbi request reprint Evidence-informed physical activity guidelines for Canadian adults
    Darren E R Warburton
    Cardiovascular Physiology and Rehabilitation Laboratory, University of British Columbia, Vancouver, BC
    Can J Public Health 98:S16-68. 2007
    ..It also appears that the prevention of weight gain and the maintenance of weight loss require greater physical activity levels than current recommendations...
  61. ncbi request reprint Development and evaluation of the physical activity questionnaire for elderly Japanese: the Nakanojo study
    Akitomo Yasunaga
    Faculty of Liberal Arts and Sciences, Bunka Women s University, Tokyo, Japan
    J Aging Phys Act 15:398-411. 2007
    ..Sex- and ADL- or age-adjusted PAQ-EJ scores were significantly lower in older and dependent people. PAQ-EJ repeatability and validity seem comparable to those of instruments used in Western epidemiological studies...
  62. ncbi request reprint Yearlong physical activity and health-related quality of life in older Japanese adults: the Nakanojo Study
    Akitomo Yasunaga
    Division of Physiology and Aging, Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan
    J Aging Phys Act 14:288-301. 2006
    ..Causation cannot be demonstrated from this cross-sectional study, but nevertheless we suggest that elderly individuals should be encouraged to meet such standards of habitual physical activity...
  63. ncbi request reprint Research that informs Canada's physical activity guides: an introduction
    Mark S Tremblay
    Children s Hospital of Eastern Ontario Research Institute, Tunney s Pasture, Ottawa, Canada
    Can J Public Health 98:S1-8. 2007
    ....
  64. ncbi request reprint Population-based reference standards for cardiovascular fitness: an unanswered question
    Roy J Shephard
    Med Sci Sports Exerc 38:1535. 2006
  65. ncbi request reprint Tracking of physical activity from childhood to adulthood
    Francois Trudeau
    Department of Physical Activity Sciences, Universite du Quebec a Trois Rivieres, Trois Rivieres, Canada
    Med Sci Sports Exerc 36:1937-43. 2004
    ..To examine 1) relationships between adult PA at 35 yr and PA as a child, and 2) the influence of enhanced primary school physical education (physed+) and of parental PA upon the long-term tracking of PA in the offspring...
  66. ncbi request reprint Walking velocity measured over 5 m as a basis of exercise prescription for the elderly: preliminary data from the Nakanojo Study
    Yukitoshi Aoyagi
    Exercise Sciences Research Group, Division of Physiology and Aging, Tokyo Metropolitan Institute of Gerontology, 35 2 Sakaecho, Itabashi ku, 173 0015 Tokyo, Japan
    Eur J Appl Physiol 93:217-23. 2004
    ..Our preliminary data suggest that a prescription based on walking velocity over the 5-m distance allows the healthy elderly to exercise simply, safely, and effectively...
  67. ncbi request reprint Natural killer cell lytic activity and CD56(dim) and CD56(bright) cell distributions during and after intensive training
    Masatoshi Suzui
    School of Business Administration, Meiji University, Suginami, Tokyo, Japan, 168 8555
    J Appl Physiol 96:2167-73. 2004
    ..These results suggest that heavy training can decrease total NK cell cytotoxicity as well as lytic units per NK cell. Such effects may reflect in part an increase in the proportion of circulating NK cells with a low cytotoxicity...
  68. ncbi request reprint Is there a long-term health legacy of required physical education?
    Francois Trudeau
    Department of Physical Activity Sciences, Universite du Quebec a Trois Rivieres, Trois Rivieres, Quebec, Canada
    Sports Med 38:265-70. 2008
    ..Substantial further research is needed to increase our understanding of the long-term impact of school physical education programmes...
  69. doi request reprint How many days of pedometer use predict the annual activity of the elderly reliably?
    Fumiharu Togo
    Department of Work Stress Control, Japan National Institute of Occupational Safety and Health, Kanagawa, Japan
    Med Sci Sports Exerc 40:1058-64. 2008
    ..We thus used a uniaxial accelerometer/pedometer to examine the variability of step counts for 1 yr, determining the minimum number of days observation needed to obtain reliable estimates of annual physical activity...
  70. ncbi request reprint Distinguishing capacity from power
    Roy J Shephard
    Med Sci Sports Exerc 35:706. 2003
  71. ncbi request reprint New insights in the prescription of exercise for coronary patients
    Barry A Franklin
    Department of Medicine, Division of Cardiology Cardiac Rehabilitation, William Beaumont Hospital, Royal Oak, Mich 48073, USA
    J Cardiovasc Nurs 18:116-23. 2003
    ....
  72. ncbi request reprint Conclusion regarding musculoskeletal response to exercise is unproven
    Roy J Shephard
    Med Sci Sports Exerc 36:740; author reply 741. 2004
  73. ncbi request reprint Timeline for peak improvements during 52 weeks of outpatient cardiac rehabilitation
    Larry F Hamm
    Department of Exercise Science, School of Public Health and Health Services, The George Washington University Medical Center, Washington, DC, USA
    J Cardiopulm Rehabil 24:374-80; quiz 381-2. 2004
    ....
  74. ncbi request reprint Contribution of school programmes to physical activity levels and attitudes in children and adults
    Francois Trudeau
    Department of Physical Activity Sciences, University of Quebec at Trois Rivieres, 3351, boul des Forges, CP 500, Trois Rivieres, Quebec G9A 5H7, Canada
    Sports Med 35:89-105. 2005
    ..More research is needed to determine the ability of school PE programmes to influence PA behaviour in adult life and to evaluate strategies that will make optimal use of the curricular time allocated to PE...
  75. ncbi request reprint Meteorology and the physical activity of the elderly: the Nakanojo Study
    Fumiharu Togo
    Exercise Sciences Research Group, Division of Physiology and Aging, Tokyo Metropolitan Institute of Gerontology, Tokyo 173 0015, Japan
    Int J Biometeorol 50:83-9. 2005
    ..Our findings have practical implications for health promotion efforts designed to increase the physical activity of elderly people consistently in the face of seasonal variations in environmental conditions...
  76. ncbi request reprint Yearlong physical activity and depressive symptoms in older Japanese adults: cross-sectional data from the Nakanojo study
    Kazuhiro Yoshiuchi
    Department of Psychosomatic Medicine, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
    Am J Geriatr Psychiatry 14:621-4. 2006
    ..The objective of this study was to investigate associations between accelerometer measurements of physical activity and psychosocial variables in older people...
  77. ncbi request reprint Implementing national population-based action on physical activity--challenges for action and opportunities for international collaboration
    Fiona C Bull
    British Heart Foundation National Centre for Physical Activity and Health, School of Sports and Exercise Science, Loughborough University, UK
    Promot Educ 13:127-32. 2006
    ..The development of the Global Alliance for Physical Activity (GAPA) provides a structure for international collaboration...
  78. ncbi request reprint Tracking of physical fitness from childhood to adulthood
    Francois Trudeau
    Département des sciences de l activité physique, Universite du Quebec a Trois Rivieres, 3351 Boul des Forges, Trois Rivieres, Quebec, G9A 5H7
    Can J Appl Physiol 28:257-71. 2003
    ..The tracking of grip strength was moderately high in females but less consistent in males. This may reflect the larger influence of sex hormones on the muscle strength of males at puberty...
  79. pmc Influence on human sleep patterns of lowering and delaying the minimum core body temperature by slow changes in the thermal environment
    Fumiharu Togo
    Exercise Sciences Research Group, Tokyo Metropolitan Institute of Gerontology, Itabashi, Tokyo, Japan
    Sleep 30:797-802. 2007
    ..We hypothesized that appropriate changes in thermal environment would enhance the quality of sleep...
  80. ncbi request reprint Revised clearance for participation in physical activity: greater screening responsibility for qualified university-educated fitness professionals
    Veronica K Jamnik
    School of Kinesiology and Health Science, Faculty of Health, York University, Room 355, Bethune College, 4700 Keele Street, Toronto, ON M3J 1P3
    Appl Physiol Nutr Metab 32:1191-7. 2007
    ....
  81. ncbi request reprint A need for more experimental studies of physical activity during childhood
    Roy J Shephard
    Med Sci Sports Exerc 36:915; author reply 916. 2004
  82. ncbi request reprint Need to evaluate regression to the mean
    Roy J Shephard
    Med Sci Sports Exerc 35:886; author reply 887. 2003
  83. ncbi request reprint Sex, age, season, and habitual physical activity of older Japanese: the Nakanojo study
    Akitomo Yasunaga
    Faculty of Liberal Arts and Sciences, Bunka Women s University, Tokyo, Japan
    J Aging Phys Act 16:3-13. 2008
    ..These findings have practical implications for those promoting physical activity for older adults...