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Compton D M - - 1989
Over the past decade greater attention has been focused on the role of exercise and fitness for persons with disabilities. Increased involvement in exercise programmes, competitive sports and fitness activities has led to further inquiry into the broader concepts of performance, prevention of further deterioration of a given disability, maintenance ...
Hopkins W G - - 1988
The understanding of the term "physical fitness" was determined for a randomly selected sample (n = 94) of a population using a self-administered mailed questionnaire. Subjects were asked to state and give a reason for their perceived level of physical fitness, to state their perceived performance level in a number ...
Fosha-Dolezal S R - - 1988
We determined how rapidly serum potassium concentration ([K+]) increased, its magnitude, and how quickly it decreased during and after a 3.5-min exercise bout at maximal speed capability in eight Hereford steers, before and after physical conditioning. Serum [K+] values rose rapidly after the start of exercise and declined rapidly to ...
Hopkins W G - - 1988
One hundred and thirty five members of the public who attended a medical school open day and who volunteered for a physical fitness assessment were asked to rate their own physical fitness and to give a reason for their rating; subjects then performed a submaximal exercise test for an estimation ...
Kohl H W - - 1988
The associations of self-reported measures of physical activity from a mail survey with an objective measure of physical fitness were investigated. Respondents to a health status survey (n = 12,225), conducted in 1982 by the Institute for Aerobics Research in Dallas, TX, formed the population. From this group, males who ...
Pérusse L - - 1988
Body weight, height, body mass index, skinfold measurements, waist-to-hip ratio (WHR), somatotype components, muscular endurance and strength, flexibility, resting heart rate and submaximal power output (PWC150/kg) were measured in 13,804 subjects during the 1981 Canada Fitness Survey. Familial correlations were computed to determine the contribution of transmissible (t2) and environmental ...
Shephard R J - - 1988
Procedures for the preliminary screening of asymptomatic adults who wish to exercise are reviewed with particular reference to experience gained through the mass use of the physical activity readiness questionnaire (PAR-Q) and the Canadian Home Fitness Test (CHFT). It is argued that both a brief submaximal exercise test and a ...
Stanghelle J K - - 1988
The purpose of this investigation was to study the attitude toward physical activity in young patients with cystic fibrosis (CF) and the influence of 2 weeks of training on physical fitness and spirometric values. Two groups of CF patients with mean ages of 11 and 15 years, respectively (total of ...
Montgomery I - - 1988
Exercise has generally been held to result in an increase in slow wave sleep (SWS) and sleep duration. We report the results of three experiments which assessed the effects of exercise on the sleep of young fit women as compared to young fit men; fit older men (aged 41 years) ...
van Doornen L J - - 1988
Aerobically fit persons need less sympathetic activation to perform the same absolute workload than less fit persons. This led to the idea that aerobic fitness might reduce the physiological activation during psychological stress as well. Several experiments showed inconsistent results with regard to this supposed effect of fitness. The comparability ...
Petheram B - - 1988
Five commonly available input devices were evaluated with respect to the facility with which aphasic stroke victims could use them to interact with a microcomputer. The tests by which they were assessed were content-free abstractions from the underlying physical structures of language stimulation exercises. The devices tested were the mouse, ...
Ljunggren G - - 1988
Submaximal measures of perceived exertion, aches and pain in the legs, heart rate and blood lactate were made in a bicycle ergometer test. Their predictability of maximal work capacity, measured as Wmax, was studied. Twenty-eight males in good physical condition served as subjects and cycled in a graded exercise test ...
Eichner E R - - 1987
Regular exercise appears to have antithrombotic effects on the blood. Athlete's anemia, a dilutional pseudoanemia, enhances performance and decreases blood viscosity; it may also decrease platelet adhesion to damaged arteries. Physical conditioning may decrease platelet aggregability. Exercise activates fibrinolysis, and physical fitness seems to enhance the rate of fibrinolysis. The ...
Dunn M M - - 1987
The growing popularity of personal fitness can be observed in the increasing number of exercise centers and spas, and the burgeoning amount of lay literature. It is estimated that 50 percent of adult Americans engage in some form of regular exercise, but many have little or no concept of what ...
Mouradian M M - - 1987
The contribution of acute physical exercise to the motor fluctuations occurring in advanced Parkinson's disease was studied in four patients using a standard treadmill protocol. With a constant optimal-dose intravenous levodopa infusion, no changes in plasma drug levels or antiparkinsonian response were observed during or for 60 min following a ...
Corlett E N - - 1987
The height of the body in the erect position varies by about 1% during the course of the day. It decreases rapidly after getting up and, depending on the pattern of work and rest, continues to reduce during the day; then overnight, it recovers. These changes result from changes in ...
Schwaberger G - - 1987
Motor car racing is representative of concentrative sporting activities, as well as instructive for mental-concentrative and psycho-emotional stress, which predominates with lower intensity, but longer duration in occupational work of today. A group of 20 car racing drivers was investigated both during car races (Formula Ford and Renault-5-Cup) and during ...
Rost R - - 1987
Interactions and interrelations between antihypertensive drugs (AHD) and physical exercise are discussed on the basis of experimental results and of literature data. In physically active subjects AHD should lower the arterial pressure not only at rest, but also during physical stress. On the other hand, antihypertensive treatment should not influence ...
Saarni H - - 1987
Physical stress and strain was investigated in the work of cabin cleaner, waitress/waiter, domestic assistant, assistant cook and store assistant. During one work shift the heart rate and bad work postures were registered. The maximal oxygen consumption and the physical condition of the test subjects were assessed by a submaximal ...
Idiculla A A - - 1987
The ability to perform physical activity, whether at work or as recreation, is an important aspect of human experience for men and women of all ages. The extension of the range of physical power output that characterizes improvement in "physical fitness" is a desirable goal for all. It helps to ...
Hartmann G - - 1986
Application of testosterone and/or physical exercise causes degenerative and then regenerative patterns of intracardiac sympathetic neurons. Observations in 3 stages (1, 3 and 6 weeks) illustrate the adaptative changes of sympathetic neurons as a response to these stimuli and show that the effects following testosterone application or physical exercise are ...
Posner J D - - 1986
One of the primary manifestations of ageing is a reduced ability to respond to physiologic challenges. With aging, the ability to perform exercise and physical work declines and is reflected in the reduction in maximal oxygen consumption. Although this decline is influenced to some degree by the state of health ...
Lundholm K - - 1986
Basal metabolic rate (BMR) and the thermogenic effect of food (TEF) after a liquid mixed meal of 2092 kJ (500 kcal) were examined in physically well-trained, elderly men in comparison with sedentary weight- and age-matched controls. BMR tended to be higher and TEF was significantly higher in the physically well-trained ...
Young A - - 1986
Between now and the end of the century, we can expect a 45% increase in the proportion of the population aged 85 and over. The age-related loss of muscle mass and diminishing exercise tolerance mean that a large and increasing number of elderly people will be living at or near ...
Beall C M - - 1985
This paper reports the results of a natural experimental test of the hypothesis that elderly residents of rugged terrains are more physically fit than their counterparts in flat terrains due to the additional lifelong daily exertion occasioned by the inescapable need to walk up and down steep slopes. Cycle ergometer ...
Leaf D A - - 1985
Despite the increased public interest in being fit, there is no universally accepted definition of "fitness." Various reports equate fitness to oxygen consumption with exercise. This genetically determined V02 maximum is the limiting factor in high-intensity, short duration maximal aerobic exercise. For the nonathelete, however, this capacity may not be ...
McMaster S B - - 1985
A number of factors are known to influence drug sensitivity. These include biological variables such as genetics, age, endocrine status and gender, as well as environmental variables such as operant schedules, ambient temperature and sleep deprivation. Additional factors function as either biological or environmental variables in different situations. For example, ...
Remes K - - 1985
The responses of plasma testosterone (T), sex hormone-binding globulin (SHBG) binding capacity, androstenedione (A), and luteinizing hormone (LH) to 21 km of marching exercise and to sleep deprivation stress were studied in army recruits. The effect of physical fitness on the exercise responses was evaluated, cross-sectionally, by comparing the stress ...
Morton M J - - 1985
Heart rate and stroke volume were measured serially in subjects at rest in the sitting position and at the onset and end of a 6-minute period of upright bicycle exercise. Twenty-three subjects with normal pregnancy were studied in late gestation and again post partum. Rest and exercise cardiac outputs in ...
Nutbeam D - - 1985
A pilot programme promoting fitness and exercise was launched through the local media in the Bournemouth area. The aim was to study the feasibility and effectiveness of a fitness testing programme as a trigger to increase exercise participation. Three hundred and eighty adult volunteers (male and female, all ages) undertook ...
Caspersen C J - - 1985
"Physical activity," "exercise," and "physical fitness" are terms that describe different concepts. However, they are often confused with one another, and the terms are sometimes used interchangeably. This paper proposes definitions to distinguish them. Physical activity is defined as any bodily movement produced by skeletal muscles that results in energy ...
Lynch P - - 1985
This study examines sudden unexpected deaths in relation to strenuous exercise in the five years following the introduction of the Basic Fitness Test viz: 1978-82 and, by comparison with an identical study of the years 1968-77, shows that the annual exercise associated mortality rate rose from 3.5 per 100,000 before ...
Fiocchi R - - 1985
Carotid baroreceptors were stimulated with neck suction in 47 healthy subjects. Pulse interval lengthening was measured and the time course of the response was evaluated. Eight intensities of neck chamber suction were applied to select a criterion for computing the "RR response" that gives a significant linear relationship with the ...
Härmä M I - - 1985
We studied the relationship between the physical exercise capacity and the orthostatic tolerance of physically average fit and very fit dayworkers at different times of the day. Six male railroad workers were physically very fit and six were averagely fit (mean of the maximal oxygen consumption 57.4 and 34.6 ml.kg-1.min-1, ...
Pepper M S - - 1984
Dance in its many forms has recently received much attention in the medical literature and considerable promotion in the lay press. This has been in keeping with current awareness of physical fitness, which has been the result of increasing evidence linking cardiovascular disease to physical inactivity, lack of cardiopulmonary fitness ...
Devine K L - - 1984
The purpose of this paper is to identify competencies needed in the area of biomechanics for physical therapists. The discussion is divided into the following three areas: prevention of movement dysfunction, patient evaluation, and patient treatment. Clinical examples for each area are included. Physical therapists must understand normal biomechanical development, ...
Sothmann M S - - 1984
Tested male Ss (N = 34) to determine how changes in the urinary excretion patterns of selected catecholamines and their metabolites affect the multivariate relationships involving variables that measure physical fitness condition and selected personality characteristics. Urine specimens were collected from each S after sleep and during occupational activities and ...
Cox P A - - 1984
We describe analytical and numerical models to study gamete encounters in two and three dimensions between differently sized gametes without assuming pre-existing mating types. Our results indicate that an isogamous population can be successfully invaded by a gametangium if it produces gametes of a different size. The existence of a ...
Williams M - - 1984
Increasing numbers of women are embarking on more strenuous and constant exercise; their menstrual patterns are changing as a result. This review of the literature indicates that oligomenorrhoea and amenorrhoea in the physically active (particularly distance runners, gymnasts, ballet dancers and swimmers) are related to each woman's physiological and psychological ...
Raven P B - - 1984
The aging process predisposes man to a greater concern for and sensitivity to his health and fitness. Regular exercise can improve and maintain an individual's general health regardless of the fitness level at the onset of the exercise regimen. We have noted that age does not significantly reduce the benefits ...
Seymour R S - - 1984
During peak thermogenesis of anthesis, high rates of respiration by the sterile male florets on the spadix ofPhilodendron selloum significantly reduce the oxygen tension (PO 2) and raise CO2 tension between the florets. Nevertheless, respiration is not limited by the availability of O2 under natural conditions. At experimental PO 2 ...
O'Sullivan S B - - 1984
Physical therapists are well aware of the physiological responses to exercise. The process by which these underlying mechanisms contribute to the perceptual response of perceived exertion is generally less familiar. The purpose of this article is to summarize briefly some of the current major concepts about perceived exertion and to ...
Kirkendall D T - - 1984
Physical fitness is improved by manipulating the mode, frequency, intensity, and duration of exercise and its rate of progression. Well-documented guidelines can assist the primary care physician in outlining training programs for their healthy patients who wish to begin an exercise program to maintain or improve their physical fitness.
Meusel H - - 1984
For maintaining and developing motor mobility in old age motor activity is essential. We can take from the phylogenesis and ontogenesis of the human being how important physical activity is for personality development and for maintaining physical fitness in old age. Many phenomena, which have so far been thought to ...
Montgomery W A - - 1984
This experiment was run to further evaluate the role of individual difference factors in perception of heart beats (cardiac awareness). The present study examined 24 male subjects who showed high and moderate levels of physical fitness. Cardiac awareness was examined using Brener-Jones type discrimination trials. Subjects discriminated first while standing ...
Smolander J - - 1984
Ninety to ninety-five men (aged 27 to 46 years) from the police academy were the study subjects. Their prior habits of physical exercise, estimated aerobic capacity (VO2max), muscular performance, and thickness of subcutaneous fat were determined. The policemen were taller (181 cm vs 175 cm) and heavier (84 kg vs ...
Godin G - - 1983
The Fishbein model was used to assess the impact of physical fitness evaluation with subsequent counselling by professional staff on individual intentions to exercise regularly. The subjects for this study were 172 self-selected adults seeking an evaluation of their current physical fitness. Experimental subjects were given a sequence of fitness ...
Boone J L - - 1983
Regular exercise is important in a preventive approach to health care because it exerts a beneficial effect on many risk factors in the development of coronary heart disease. However, many Americans lack the skills required to devise and carry out a safe and effective exercise program appropriate for a life-time ...
Gordon N F - - 1983
The purpose of this study was to assess the efficacy as well as the immediate possible cardiovascular risk of a geriatric exercise programme, administered without prior medical screening or evaluation of the exercise capacity of the participants, in improving cardiorespiratory fitness. Ambulatory electrocardiography performed during exercise on 6 randomly selected ...
Harris R - - 1983
Clinical and research evidence confirms that adequate physical exercise (1) counterbalances and delays the age-related changes in work capacity and physical performance, (2) develops, maintains and improves the range of motion, muscular strength, flexibility, balance, rhythm and endurance and (3) reduces the damage and disability of associated cardiovascular, musculo-skeletal and ...
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