Jerrold Petrofsky

Summary

Affiliation: Loma Linda University
Country: USA

Publications

  1. pmc Postural sway and rhythmic electroencephalography analysis of cortical activation during eight balance training tasks
    Yuen Yi F Tse
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, CA, USA
    Med Sci Monit 19:175-86. 2013
  2. pmc Anterior cruciate ligament elasticity and force for flexion during the menstrual cycle
    HaNeul Lee
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, USA
    Med Sci Monit 19:1080-8. 2013
  3. pmc The effect of acute administration of vitamin D on micro vascular endothelial function in Caucasians and South Asian Indians
    Jerrold Petrofsky
    Deptartment of Physical Therapy, School of Allied Health Professions, Loma Linda University, CA, USA
    Med Sci Monit 19:641-7. 2013
  4. pmc Effect of heat and cold on tendon flexibility and force to flex the human knee
    Jerrold Scott Petrofsky
    Loma Linda University, Loma Linda, CA, USA
    Med Sci Monit 19:661-7. 2013
  5. pmc What is more damaging to vascular endothelial function: Diabetes, age, high BMI, or all of the above?
    Jerrold Scott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA, USA
    Med Sci Monit 19:257-63. 2013
  6. pmc CoQ10 and endothelial function in Asians from Korea compared to Asians born in the United States and US born Caucasians
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Azusa Pacific University, Azusa, CA, USA
    Med Sci Monit 19:339-46. 2013
  7. doi request reprint Electroencephalography to assess motor control during balance tasks in people with diabetes
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 14:1068-76. 2012
  8. pmc Resting blood flow in the skin: does it exist, and what is the influence of temperature, aging, and diabetes?
    Jerrold Scott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    J Diabetes Sci Technol 6:674-85. 2012
  9. pmc The interrelationship between air temperature and humidity as applied locally to the skin: the resultant response on skin temperature and blood flow with age differences
    Jerrold S Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 18:CR201-8. 2012
  10. doi request reprint The effect of moist air on skin blood flow and temperature in subjects with and without diabetes
    Jerrold Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 14:105-16. 2012

Collaborators

Detail Information

Publications70

  1. pmc Postural sway and rhythmic electroencephalography analysis of cortical activation during eight balance training tasks
    Yuen Yi F Tse
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, CA, USA
    Med Sci Monit 19:175-86. 2013
    ..Our objective was to provide evidence in the cortical involvement with the static balance tasks frequently used in sensorimotor training...
  2. pmc Anterior cruciate ligament elasticity and force for flexion during the menstrual cycle
    HaNeul Lee
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, USA
    Med Sci Monit 19:1080-8. 2013
    ..Therefore, the purpose of this study was to assess in women the relationship between Estradiol (E2) serum concentrations and tissue temperature during the MC and their combined effect on knee laxity...
  3. pmc The effect of acute administration of vitamin D on micro vascular endothelial function in Caucasians and South Asian Indians
    Jerrold Petrofsky
    Deptartment of Physical Therapy, School of Allied Health Professions, Loma Linda University, CA, USA
    Med Sci Monit 19:641-7. 2013
    ..Vitamin D is a modulator of the immune system. There is some limited evidence that it also increases local blood flow in response to stress...
  4. pmc Effect of heat and cold on tendon flexibility and force to flex the human knee
    Jerrold Scott Petrofsky
    Loma Linda University, Loma Linda, CA, USA
    Med Sci Monit 19:661-7. 2013
    ..This study was accomplished to quantify the effect of heat and cold on the force needed to flex the knee and laxness of the anterior and posterior cruciate ligaments...
  5. pmc What is more damaging to vascular endothelial function: Diabetes, age, high BMI, or all of the above?
    Jerrold Scott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA, USA
    Med Sci Monit 19:257-63. 2013
    ..Since diabetes is associated with age and a higher BMI, the interrelationship between age, BMI and SBF needs to be investigated to better understand the contribution diabetes alone has to endothelial impairment...
  6. pmc CoQ10 and endothelial function in Asians from Korea compared to Asians born in the United States and US born Caucasians
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Azusa Pacific University, Azusa, CA, USA
    Med Sci Monit 19:339-46. 2013
    ..This study examined endothelial function in US-born Caucasians, Asians from Korea, and US-born Asians (almost all Korean decent) and examined the effect of coenzyme Q10 (CoQ10) on endothelial function...
  7. doi request reprint Electroencephalography to assess motor control during balance tasks in people with diabetes
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 14:1068-76. 2012
    ..The purpose of this study was to examine the electroencephalogram (EEG) during common sensorimotor and balance training tasks and to relate these to task difficulty...
  8. pmc Resting blood flow in the skin: does it exist, and what is the influence of temperature, aging, and diabetes?
    Jerrold Scott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    J Diabetes Sci Technol 6:674-85. 2012
    ..This review examines the main techniques to assess blood flow, the factors that alter blood flow in the skin, and how aging and diabetes affect blood flow. Recommendations for the measurement of resting blood flow are presented...
  9. pmc The interrelationship between air temperature and humidity as applied locally to the skin: the resultant response on skin temperature and blood flow with age differences
    Jerrold S Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 18:CR201-8. 2012
    ..With variable air temperatures and humidity's around the world, this, in many ways, is a more realistic assessment of environmental impact than previous water bath studies...
  10. doi request reprint The effect of moist air on skin blood flow and temperature in subjects with and without diabetes
    Jerrold Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 14:105-16. 2012
    ..Endothelial function is known to be impaired in response to heat in people with diabetes, but little has been done to see how air humidity alters the skin blood flow response to heat...
  11. pmc Reduced endothelial function in the skin in Southeast Asians compared to Caucasians
    Jerrold Sott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 18:CR1-8. 2012
    ..The reaction of vascular endothelial cells to occlusion and heat in Southeast Asian Indians (SAI) compared to Caucasians (C) has not been studied, although genetic differences are found in endothelial cells between the races...
  12. doi request reprint Impact of hydrotherapy on skin blood flow: How much is due to moisture and how much is due to heat?
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, California 92350, USA
    Physiother Theory Pract 26:107-12. 2010
    ..7 +/- 11.4 flux if the moisture of the water was blocked. Thus, a substantial portion of the increase in skin blood flow associated with warm water therapy is probably associated with moisturizing of the skin rather than the heat itself...
  13. doi request reprint Galvanic skin resistance--a marker for endothelial damage in diabetes
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 11:461-7. 2009
    ..The present investigation was undertaken to determine if the extent of damage from aging and diabetes could be accurately assessed by simply examining the electrodermal skin response (galvanic skin resistance) to a thermal stress...
  14. ncbi request reprint The influence of age and diabetes on the skin blood flow response to local pressure
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 15:CR325-31. 2009
    ..In the present investigation, these studies were expanded to look at the response of the hand, back, and foot to applied pressure...
  15. doi request reprint Dry heat, moist heat and body fat: are heating modalities really effective in people who are overweight?
    J Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    J Med Eng Technol 33:361-9. 2009
    ..We observed that the greater the impairment in heat transfer to muscle from skin covered by body fat, the warmer the skin temperature increase during the modality...
  16. doi request reprint Does skin moisture influence the blood flow response to local heat? A re-evaluation of the Pennes model
    J Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    J Med Eng Technol 33:532-7. 2009
    ..If true, reducing moisture in the skin might have the effect of altering ionic flux through these receptors. A correct model of skin heat flux should therefore take heat moisture content into consideration...
  17. ncbi request reprint The influence of ageing on the ability of the skin to dissipate heat
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 15:CR261-8. 2009
    ..However, the interrelationships between skin thickness, subcutaneous fat, and skin blood flow in determining the heat dissipation characteristics of the skin have not been investigated...
  18. doi request reprint The use of an isometric handgrip test to show autonomic damage in people with diabetes
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 11:361-8. 2009
    ..However, while much has been published on impairment of the autonomic nervous system, much less has been published on the interrelationship between autonomic damage and exercise...
  19. doi request reprint Heat transfer to deep tissue: the effect of body fat and heating modality
    J S Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    J Med Eng Technol 33:337-48. 2009
    ..Cold packs and hot packs were very ineffective in changing muscle temperature under these same conditions. Body fat plays a major role, as did limb blood flow in controlling the movement of heat across the limb...
  20. doi request reprint The interrealtionship between locally applied heat, ageing and skin blood flow on heat transfer into and from the skin
    Jerrold Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California, USA
    J Med Eng Technol 35:262-74. 2011
    ..Thus, a consequence of ageing is reduced excess BF in response to thermal stress increasing susceptibility to thermal damage. This must be considered in modelling of BF...
  21. doi request reprint The effect of body fat, aging, and diabetes on vertical and shear pressure in and under a waist belt and its effect on skin blood flow
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 12:153-60. 2010
    ..This may be very important when devices such as heat packs are worn during the day under the belt because their safety relies on appropriate skin blood flow to dissipate the heat; in diabetes populations burns have been seen...
  22. doi request reprint Autonomic stress and balance--the impact of age and diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 12:475-81. 2010
    ..Balance is impaired in the elderly and people with diabetes. However, the effect of attempted balance on the autonomic nervous system has not been investigated...
  23. doi request reprint A device to measure heat flow through the skin in people with diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, California 92350, USA
    Diabetes Technol Ther 12:737-43. 2010
    ..To understand the heat transfer properties of the skin in different parts of the body and how it is altered by skin blood flow, age, and glycemic control, a new device was developed...
  24. doi request reprint A method of measuring the interaction between skin temperature and humidity on skin vascular endothelial function in people with diabetes
    Jerrold Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA, USA
    J Med Eng Technol 35:330-7. 2011
    ..Recent data show that endothelial function is improved in people with diabetes with moist heat. Little is known about 'how' moist heat must be or the mechanisms on why moist heat triggers a better blood flow response than dry heat...
  25. pmc The effect of type-2-diabetes-related vascular endothelial dysfunction on skin physiology and activities of daily living
    Jerrold Scott Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California, USA
    J Diabetes Sci Technol 5:657-67. 2011
    ..Finally, because of multiple organ damage, people with T2DM have poor balance and gait and impaired exercise performance...
  26. doi request reprint Comparison of different heat modalities for treating delayed-onset muscle soreness in people with diabetes
    Jerrold Petrofsky
    Loma Linda University, Loma Linda, California, USA
    Diabetes Technol Ther 13:645-55. 2011
    ..Although the best preventive measure for diabetes and for maintaining a low hemoglobin A1c is exercise, muscle soreness is common in people with diabetes. For people with diabetes, DOMS is rarely reported in exercise studies...
  27. doi request reprint The ability of different areas of the skin to absorb heat from a locally applied heat source: the impact of diabetes
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, California, USA
    Diabetes Technol Ther 13:365-72. 2011
    ..Skin blood flow and skin temperature were monitored over the 6-min period...
  28. pmc The ability of the skin to absorb heat; the effect of repeated exposure and age
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 17:CR1-8. 2011
    ..While heat flow has been studied after applying a single heat exposure, the physiology of repeated exposures to local heat has not been well investigated...
  29. doi request reprint The influence of aging and diabetes on heat transfer characteristics of the skin to a rapidly applied heat source
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Diabetes Technol Ther 12:1003-10. 2010
    ..It is not sustained heat, however, that usually causes burns; it is a more rapid application of heat...
  30. doi request reprint The contribution of skin blood flow in warming the skin after the application of local heat; the duality of the Pennes heat equation
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Eng Phys 33:325-9. 2011
    ....
  31. doi request reprint Enhanced healing of diabetic foot ulcers using local heat and electrical stimulation for 30 min three times per week
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, California, USA
    J Diabetes 2:41-6. 2010
    ..However, it this effect due to ES alone or both heating and ES? The aim of the present study was to deduce the individual roles of heat and ES in the healing of chronic wounds...
  32. doi request reprint The effect of the moisture content of a local heat source on the blood flow response of the skin
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Arch Dermatol Res 301:581-5. 2009
    ..05). Thus, with a set increase in skin temperature, moist heat was a better heating modality than dry heat. The reason may be linked to moisture sensitivity in calcium channels in the vascular endothelial cell...
  33. doi request reprint A device to evaluate motor and autonomic impairment
    Jerrold S Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Eng Phys 31:705-12. 2009
    ..This device should have useful applications in assessing motor impairments and sensory and autonomic impairments in a variety of conditions...
  34. doi request reprint The transfer of current through skin and muscle during electrical stimulation with sine, square, Russian and interferential waveforms
    J Petrofsky
    Department of Physical Therapy, Loma Linda University, CA 92350, USA
    J Med Eng Technol 33:170-81. 2009
    ..This filtering effect, while allowing sine wave stimulation to pass to the muscle, reduced power transfer in square wave, Russian and interferential stimulation is observed...
  35. ncbi request reprint Cardiovascular responses and endurance during isometric exercise in patients with Type 2 diabetes compared to control subjects
    Jerrold Scott Petrofsky
    Department of Physical Therapy and Endocrinology, Loma Linda University, Loma Linda, California 92350, USA
    Med Sci Monit 11:CR470-7. 2005
    ..While it is well documented that diabetes impairs the microcirculation, its effect on isometric exercise has not been determined...
  36. ncbi request reprint The impact of rosiglitazone on cardiovascular responses and endurance during isometric exercise in patients with Type 2 diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy and Endocrinology, Loma Linda University, Loma Linda, CA 92350, U S A
    Med Sci Monit 12:CR21-26. 2006
    ....
  37. ncbi request reprint The influence of alterations in room temperature on skin blood flow during contrast baths in patients with diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 12:CR290-5. 2006
    ..Sympathetic vasoconstriction activity was altered by global heating...
  38. ncbi request reprint The effect of aging on conductive heat exchange in the skin at two environmental temperatures
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 12:CR400-8. 2006
    ..The present investigation examined the heat dissipating properties of the skin in older individuals. This study has importance for the therapeutic application of hot packs which might cause burns easier in older people...
  39. ncbi request reprint Isometric endurance, body and skin temperature and limb and skin blood flow during the menstrual cycle
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 13:CR111-7. 2007
    ..Limb blood flow and skin and deep tissue temperature change during the menstrual cycle. However, the impact of these changes on isometric exercise performance has not been investigated...
  40. ncbi request reprint Effects of contrast baths on skin blood flow on the dorsal and plantar foot in people with type 2 diabetes and age-matched controls
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, California 92350, USA
    Physiother Theory Pract 23:189-97. 2007
    ..Patients with diabetes do not show a vascular response to contrast bath therapy. The BF response to contrast temperatures may be a good diagnostic test for diabetic vascular impairment...
  41. ncbi request reprint The interrelationships between electrical stimulation, the environment surrounding the vascular endothelial cells of the skin, and the role of nitric oxide in mediating the blood flow response to electrical stimulation
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 13:CR391-397. 2007
    ..Electrical stimulation (ES) is a commonly used modality in physical therapy for treating wounds such as diabetic ulcers and pressure sores but the mechanism of its effect on skin blood flow (BF) has not been determined...
  42. ncbi request reprint The influence of local versus global heat on the healing of chronic wounds in patients with diabetes
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 9:535-44. 2007
    ..However, global heating is impractical in many therapeutic environments, and therefore in the present investigation the effect of global heat versus using a local heat source to warm the wound was investigated...
  43. doi request reprint Interrelationships between body fat and skin blood flow and the current required for electrical stimulation of human muscle
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Eng Phys 30:931-6. 2008
    ..In conclusion, there is a causal relationship between skin blood flow, the thickness of the fat layer below the skin, and the current required to stimulate the muscle...
  44. doi request reprint Estimation of the distribution of intramuscular current during electrical stimulation of the quadriceps muscle
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Eur J Appl Physiol 103:265-73. 2008
    ..The use of sine wave stimulation with electrode separation distances of less then 15 cm is recommended for electrical stimulation with a sine wave to achieve deep muscle stimulation...
  45. doi request reprint Skin heat dissipation: the influence of diabetes, skin thickness, and subcutaneous fat thickness
    Jerrold S Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Diabetes Technol Ther 10:487-93. 2008
    ..Since these are important determinates of heat dissipation by the skin, these parameters also need to be examined in people with diabetes...
  46. doi request reprint Effects of a 2-, 3- and 4-electrode stimulator design on current dispersion on the surface and into the limb during electrical stimulation in controls and patients with wounds
    J Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    J Med Eng Technol 32:485-97. 2008
    ..Thus a multi-channel electrical stimulation system is more effective than a 2-electrode system...
  47. doi request reprint A multi-channel stimulator and electrode array providing a rotating current whirlpool for electrical stimulation of wounds
    J Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    J Med Eng Technol 32:371-84. 2008
    ....
  48. ncbi request reprint Relationship between multiple stimuli and skin blood flow
    Jerrold S Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 14:CR399-405. 2008
    ..The present investigation examined the interrelationships between 3 factors known to effect skin blood flow (global heat, local heat and electrical stimulation) to see how they interacted...
  49. doi request reprint The effect of the subcutaneous fat on the transfer of current through skin and into muscle
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA, United States
    Med Eng Phys 30:1168-76. 2008
    ....
  50. doi request reprint A new electrode design to improve outcomes in the treatment of chronic non-healing wounds in diabetes
    HyeJin Suh
    Department of Physical Therapy, Loma Linda University, Loma Linda, California 92350, USA
    Diabetes Technol Ther 11:315-22. 2009
    ..Current dispersion on the skin and in the quadriceps muscle was compared between the conventional two-electrode and three-electrode systems in controls and tested for its ability to heal chronic wounds in people with diabetes...
  51. ncbi request reprint The effect of rosiglitazone on orthostatic tolerance during heat exposure in individuals with type II diabetes
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, California
    Diabetes Technol Ther 9:377-86. 2007
    ..To assess nerve damage, latency was measured for sensory nerves in the foot...
  52. ncbi request reprint The effects of type 2 diabetes and aging on vascular endothelial and autonomic function
    Jerrold Petrofsky
    Departments of Physical Therapy and Internal Medicine, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 11:CR247-254. 2005
    ..Both endothelial cell function and autonomic function are influenced by age. However, the interrelationships between the 2 have not been carefully examined...
  53. pmc Protective effect of anti-oxidants on endothelial function in young Korean-Asians compared to Caucasians
    Jongeun Yim
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA, USA
    Med Sci Monit 18:CR467-479. 2012
    ..The free radical concentration after a HF meal has not been examined in Asians. Further the BFR to heat after a single HF meal in Koreans has not been measured...
  54. ncbi request reprint Gait characteristics in patients with type 2 diabetes; improvement after administration of rosiglitazone
    Jerrold Petrofsky
    Department of Physical Therapy and Endocrinology, Loma Linda University and Loma Linda Medical School, Loma Linda, CA 92350, USA
    Med Sci Monit 11:PI43-51. 2005
    ..An insulin sensitizer, rosiglitazone(RSG) has promise to reverse some of the circulatory impairments seen in diabetes. The hypothesis to be tested was if RSG would improve gait in patients with diabetes...
  55. pmc The influence of autonomic dysfunction associated with aging and type 2 diabetes on daily life activities
    Jerrold Petrofsky
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Exp Diabetes Res 2012:657103. 2012
    ..Impaired orthostatic tolerance, impaired vision and vestibular sensing, causes poor balance and impaired gait. Overall, people with T2D must be made aware and counseled relative to the potential consequence of these impairments...
  56. pmc Acute effect of a single high-fat meal on forearm blood flow, blood pressure and heart rate in healthy male Asians and Caucasians: a pilot study
    Chumjit Bui
    Department of Health Promotion and Education, School of Public Health, Loma Linda University, Loma Linda, CA, USA
    Southeast Asian J Trop Med Public Health 41:490-500. 2010
    ..These findings suggest that a single HF meal may contribute to the detrimental effects on vascular health in Asian males and raises speculation regarding the cumulative impact of a chronic HF diet in this population...
  57. ncbi request reprint Effects of electrical stimulation on skin blood flow in controls and in and around stage III and IV wounds in hairy and non hairy skin
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University and Loma Linda Medical School, Loma Linda, CA 92350, USA
    Med Sci Monit 11:CR309-16. 2005
    ..While wounds heal more quickly when electrical stimulation (ES) is applied, few studies have examined blood flow (BF) in and around wounds during ES in controls with no wounds compared to wounds in diabetic and non diabetic subjects...
  58. ncbi request reprint Muscle temperature and EMG amplitude and frequency during isometric exercise
    Jerrold Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Aviat Space Environ Med 76:1024-30. 2005
    ....
  59. pmc Differences in endothelial function between Korean-Asians and Caucasians
    Jongeun Yim
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 18:CR337-43. 2012
    ..The aim of this study was to see if there were any differences in endothelial function between Koreans and Caucasians...
  60. ncbi request reprint The effect of electrical stimulation on a normal skin blood flow in active young and older adults
    Abdul Majeed A I Malty
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA, USA
    Med Sci Monit 13:CR147-55. 2007
    ..The purpose of this investigation was to determine if blood flow would increase with ES in a physically active older population without wounds in a warm environment...
  61. ncbi request reprint Impairment in orthostatic tolerance during heat exposure in individuals with Type I and Type II diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy and Internal Medicine, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 11:CR153-9. 2005
    ..Diabetes is often associated with orthostatic hypotension and temperature intolerance. Studies have examined either one stress or the other and not both to see if the stresses are additive...
  62. ncbi request reprint The effect of previous weight training and concurrent weight training on endurance for functional electrical stimulation cycle ergometry
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Eur J Appl Physiol 91:392-8. 2004
    ..6 min per week. The results of these experiments seem to show a clear advantage of weight training concurrently and before FES cycle ergometry. Results are given as mean (SD)...
  63. ncbi request reprint Sweat production during global heating and during isometric exercise in people with diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 11:CR515-21. 2005
    ..While sweat production in response to heat is impaired in people with diabetes, sweat production has not been examined during isometric exercise...
  64. ncbi request reprint The impact of rosiglitazone on heat tolerance in patients with type 2 diabetes
    Jerrold Scott Petrofsky
    Department of Physical Therapy and Endocrinology, Loma Linda University and Loma Linda Medical School, Loma Linda, CA 92350, USA
    Med Sci Monit 11:CR562-9. 2005
    ..The hypothesis to be tested was if administration of rosiglitazone would increase heat tolerance in people with diabetes...
  65. ncbi request reprint Correlation between gait and balance in people with and without Type 2 diabetes in normal and subdued light
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 12:CR273-81. 2006
    ..Balance and gait are both impaired in people with diabetes but no study has examined both in the same subjects in people either with or even without diabetes or related these to room lighting...
  66. ncbi request reprint The effect of whole body vibration on lower extremity skin blood flow in normal subjects
    Everett B Lohman
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 13:CR71-6. 2007
    ..The purpose of the study was to determine the effects of short-duration, high-intensity, isometric weight bearing exercise (vibration exercise [VE]) and vibration only on skin blood flow (SBF)...
  67. ncbi request reprint The effect of ageing in spinal cord injured humans on the blood pressure and heart rate responses during fatiguing isometric exercise
    Jerrold Scott Petrofsky
    Department of Physical Therapy, Loma Linda University, Loma Linda, CA 92354, USA
    Eur J Appl Physiol 86:479-86. 2002
    ..In contrast, heart rate changed little with age during contractions of the quadriceps muscle in paraplegics which were induced by electrical stimulation...
  68. ncbi request reprint Gait characteristics in people with type 2 diabetes mellitus
    Jerrold Petrofsky
    Department of Physical Therapy and Internal Medicine, Loma Linda University, Loma Linda, California, CA 92350, USA
    Eur J Appl Physiol 93:640-7. 2005
    ..These findings suggest that at least some of the increased joint movement during walking in people with diabetes is likely neurological in origin and not related to muscle weakness or loss of sensation in the feet...
  69. ncbi request reprint Strengthening the core
    Eric G Johnson
    Loma Linda University School of Allied Health Professions, Department of Physical Therapy, California, USA
    Rehab Manag 19:32-3. 2006
  70. ncbi request reprint The effect of 30 Hz vs. 50 Hz passive vibration and duration of vibration on skin blood flow in the arm
    Colleen Maloney-Hinds
    Department of Physical Therapy, School of Allied Health Professions, Loma Linda University, Loma Linda, CA 92350, USA
    Med Sci Monit 14:CR112-6. 2008
    ..Recently, researchers have demonstrated that Whole Body Vibration (WBV) results in significant increases in skin blood flow (SBF). No study has determined if a specific frequency or a specific duration is better at optimizing SBF...