نتایج جستجو برای: mental stress
تعداد نتایج: 677245 فیلتر نتایج به سال:
PURPOSE To investigate possible association between mental stress and psychosomatic symptoms, socioeconomic status, lifestyle, as well as incident mortality in a middle-aged female population followed over 37 years. METHODS A prospective observational study initiated in 1968-1969, including 1462 women aged 60, 54, 50, 46, and 38 years, with follow-ups in 1974-1975, 1980-1981, and 2000-2001, w...
objectives : the present study was designed to investigate the possible relationship between job stress and mental health in a group of hospital employees of shiraz university of medical sciences. method: three hundred and ninety-seven employees (150 administrative and 247 medical staff) were selected randomly through stratified random sampling. they were requested to answer the general health ...
OBJECTIVES The aim of the current study was to test the hypothesis that vascular and endothelial functional responses to acute mental stress are abnormal in patients with apical ballooning syndrome (ABS). BACKGROUND Apical ballooning syndrome is a transient cardiomyopathy that occurs predominantly in post-menopausal women and may be triggered by acute mental stress. The mechanism for ABS is u...
INTRODUCTION High blood pressure during mental stress in subjects with prehypertension is associated with blunted vasodilation in skeletal muscles, which might be improved by an acute bout of exercise. OBJECTIVE To investigate the hemodynamic responses to mental stress before and after a bout of exercise in subjects with prehypertension. METHOD Eighteen subjects with prehypertension and 16 ...
Continuous stress monitoring may help users better understand their stress patterns and provide physicians with more reliable data for interventions. Previously, studies on mental stress detection were limited to a laboratory environment where participants generally rested in a sedentary position. However, it is impractical to exclude the effects of physical activity while developing a pervasiv...
BACKGROUND Mental stress is a risk factor for atherosclerosis and may precipitate myocardial ischemia and infarction. Because endothelial dysfunction is an early manifestation of atherosclerosis, we investigated the impact of mental stress on endothelial function. Methods and Results- The effects of a 3-minute mental stress task on endothelium-dependent vasodilation were studied in healthy subj...
BACKGROUND Offshore oil platform work is regarded as a stressful occupation, and occupational stress has been shown to be an important risk factor for mental illness. Little, however, is known about the main and interactive effects of occupational stress and coping styles on the mental health of Chinese offshore oil platform workers. AIMS To explore the association of mental health with occup...
Neural and cardiovascular responses to mental stress and acute 6 degrees head-down tilt (HDT) were examined separately and combined. We hypothesized sympathoexcitation during mental stress, sympathoinhibition during HDT, and an additive neural interaction during combined mental stress and HDT. Muscle sympathetic nerve activity (MSNA), mean arterial pressure (MAP), and heart rate (HR) were recor...
the aim of this study was to compare the quality of life, depression, anxiety and stress in farmers exposed to organophosphate pesticides with those in a control group. this cross-sectional study was conducted on 67 farmers of gheinarje village in arak, central iran in 2012. the case group included 35 farmers exposed to organophosphate pesticides, the control group consisted of 32 subjects who ...
Mental stress, which increases blood pressure and heart rate, increases forearm blood flow but does not change calf blood flow. The purpose of this study was to determine if mental stress increases muscle sympathetic nerve activity in the leg and causes a dissociation of muscle sympathetic nerve activity in the arm and the leg. We recorded heart rate, blood pressure, and efferent sympathetic ne...
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