نتایج جستجو برای: physical work capacity
تعداد نتایج: 1738654 فیلتر نتایج به سال:
OBJECTIVES To assess impact of daily and intermittent iron-folate (IFA) supplementation on physical work capacity of underprivileged schoolgirls in Vadodara. DESIGN Randomized controlled trial. SETTING Municipal Primary schools. PARTICIPANTS Schoolgirls (n=163) in the age group of 9-13 years. INTERVENTION Three randomly selected schools were given IFA tablets (100 mg elemental iron + 0....
BACKGROUND Mental health problems are common in the work force and influence work capacity and sickness absence. The aim was to examine self-assessed mental health problems and work capacity as determinants of time until return to work (RTW). METHODS Employed women and men (n=6140), aged 19-64 years, registered as sick with all-cause sickness absence between February 18 and April 15, 2008 rec...
BACKGROUND As average life span increases, elderly will account for an increasing proportion of the total population in most parts of the world. Thus, initiatives to retain older workers at the labor market are becoming increasingly important. This study will investigate the influence of physical and psychosocial work environment throughout working life and physical and cognitive capacity in mi...
Lung function of healthy boys and girls in Jamaica in relation to ethnic composition, test exercise performance, and habitual physical activity. The relationships of forced expiratory volume and forced vital capacity on height, age, sex, area of residence, and ethnic composition were assessed in 622 children in Jamaica. Rural children in hill-farming communities were judged to have a higher hab...
An upper bound to the information capacity of a wavelength-division multiplexed optical fiber communication system is derived in a model incorporating the nonlinear propagation effects of cross-phase modulation (XPM). This work is based on the paper by Mitra et al. [1], finding lower bounds to the channel capacity, in which physical models for propagation are used to calculate statistical prope...
purpose: military personnel are expected to maintain the highest possible level of physical fitness to do their duties. several factors including body composition and body mass index affect the level of their physical preparedness. the current study was designed to investigate the effect of body composition and body mass index in the level of physical preparedness of iranian military pe...
Aged garlic has been reported to possess beneficial pharmacological activities, including anti-stress and anti-fatigue properties, and to exert protective effects on the cardiovascular system and liver. Pine needles are widely used in folk medicine and as food additives owing to their pharmacological properties such as anti-aging and anti-inflammatory effects. It has long been known that combin...
The critical swimming velocity of fish is affected by environmental conditions and the highest swimming speed is obtained only under specific circumstances. The mechanisms causing a reduction in exercise capacity depend on the type of environmental change. Acid waters exert an effect by reducing oxygen transport capacity, whereas reduced temperatures act largely on muscle contractility. Alkalin...
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