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Results 551 - 600 of 821
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Hayashi M - - 1998
The effects of a 20-min nap before post-lunch dip were studied. The subjects participated in nap and no-nap conditions at intervals of 1 week. Their electroencephalogram (EEG) recordings of relaxed wakefulness, mood, performance, and self-rating of performance level were measured every 20 min from 10.00 to 18.00 h. For nap ...
Bartholomew J B - - 1998
Two experiments were conducted to investigate the effect of resistance exercise on state anxiety. In experiment 1, participants engaged in three 20-min bouts of resistance exercise, with intensity set as a function of perceived exertion. Results indicated that the relationship between resistance exercise and anxiety was moderated by both exercise ...
Smith B L - - 1998
The current study was an expansion of one by Cash, Novy, and Grant in 1994, in which responses of 101 female nursing students were examined for associations between reasons for exercise, frequency of exercise, and body-image satisfaction. In the current study, 78 male and 100 female undergraduates between the ages ...
Clapp J F JF - - 1998
OBJECTIVE: Our purpose was to test the hypothesis that continuing regular exercise throughout pregnancy alters morphometric and neurodevelopmental outcome at 1 year. STUDY DESIGN: The offspring of 52 women who exercised were compared with those of 52 control subjects who were similar in terms of multiple prenatal and postnatal variables ...
Perna F M - - 1998
The purpose of the present study was to assess the effect of a time limited cognitive-behavioral stress management program (CBSM) on mood state and serum cortisol among men and women rowers (N = 34) undergoing a period of heavy exercise training. After controlling for life-event stress (LES), CBSM was hypothesized ...
Rafla N M - - 1998
One hundred and two subjects in the second half of pregnancy were subject to an acute exercise test lasting 5 minutes on an upright bicycle ergometer. The pulsatility index (using Doppler ultrasound) of the right uterine artery was analysed before exercise and at 2, 4, 6, 8, 10, 12, 16, ...
Segar M L - - 1998
PURPOSE/OBJECTIVES: To evaluate the effects of 10 weeks of aerobic exercise on depressive and anxiety symptoms and self-esteem of breast cancer survivors. DESIGN: Experimental, crossover. SETTING: Midwestern university town. SAMPLE: Twenty-four breast cancer survivors (mean time following surgery 41.8 months; ranging from 1 to 99 months) recruited via mail and ...
Ohtake P J - - 1998
PURPOSE: To study the ventilatory effects of closely monitored cycle ergometer conditioning (HR target, 145-150 beats x min(-1); 25 min/session; three sessions per week) during the second and third pregnancy trimesters (TMs) in healthy human pregnancy. METHODS: Subjects were 27 previously sedentary pregnant women (exercised group, EG). A sedentary control ...
Dye T D - - 1997
Gestational diabetes mellitus (GDM) is the most common medical complication of pregnancy. Women with GDM are at elevated for numerous maternal health complications, and their infants are at elevated risk for death and morbidity. Management of GDM has traditionally been through diet and close monitoring of glucose levels, with initiation ...
Koltyn K F - - 1997
BACKGROUND: Mood changes have been reported to occur in many women following pregnancy. It is well documented that exercise is associated with reductions in state anxiety and depression. The purpose of this study was to assess mood changes in the postpartum period in women who exercised compared to women who ...
Petruzzello S J - - 1997
Resting electroencephalograph (EEG) asymmetry is a biological marker of the propensity to respond affectively to, and a measure of change in affect associated with, acute aerobic exercise. This study examined the EEG-affect-exercise relationship. Twenty participants performed each of three randomly assigned 30-min conditions: (a) a nonexercise control, (b) a cycling ...
Steinberg H - - 1997
OBJECTIVES: It has been widely accepted in the literature that various forms of physical exercise, even in a single session, enhance positive mood. It has also been shown that physical exercise may sometimes enhance creative thinking, but the evidence is inconclusive. Positive moods can favour creative thinking, but the opposite ...
Kennedy M M - - 1997
BACKGROUND: The purpose of this study was to examine how aerobic exercise and exercise intensity affect transient mood states. A two-level (high intensity exercise/low intensity exercise) pretest-post-test design was employed. METHODS: Subjects included 42 healthy male and female volunteers (M age = 39.12; SD = 11.53, range 17-64 years) enrolled ...
Taal L A - - 1997
Forty-six burned adults were seen, on average 7 days after admission to hospital. Eighty per cent suffered from one or more dissociative symptoms during trauma and three or more dissociative phenomena were experienced by 19.5 per cent. Blunting or absence of emotion was the symptom most frequently reported. The number ...
Schnirring L - - 1997
A year ago, The Physician and Sportsmedicine published its first-ever issue devoted entirely to active women's health. But primary care physicians continually need to keep pace with the changing face of female athletics and treatment strategies. Here is an update on some of the topics at the forefront: anterior cruciate ...
Meston C M - - 1997
OBJECTIVE: The present investigation was designed to provide the first empirical examination of the effects of clonidine, a selective alpha 2-adrenergic agonist, on sexual arousal in women with and without prior sympathetic nervous system [SNS] stimulation by exercise. The purpose was to help elucidate the influence of adrenergic mechanisms on ...
Leddy S K - - 1997
PURPOSE/OBJECTIVES: To develop and test an instrument to identity the most important incentives and barriers to exercise in women with breast cancer. DESIGN: Descriptive, quantitative, retrospective. SETTING: Ambulatory, national. SAMPLE: Phase I-11 Caucasian women, with a mean age of 43 years, who were treated for breast cancer within the past ...
Carey G B - - 1997
The purpose of this study was to determine if breast milk composition changed significantly following exercise conducted at different intensities. Nine postpartum women exercised on a treadmill up to maximal oxygen uptake (100% of VO2max) on the first laboratory visit, for 30 minutes on two subsequent occasions (50% and 75% ...
Nabeshima Y - - 1997
OBJECTIVE: To determine the effect of maternal exercise on the fetal blood flow of normal and growth-retarded fetuses. METHODS: The effect of maternal exercise on fetal blood flow was investigated with 24 pregnant women between 36 and 42 weeks' gestation. Seventeen pregnancies were uncomplicated (normal group) and the other 7 ...
Berger B G - - 1997
This study focused on the relationship between normal and abbreviated training sessions for young competitive swimmers and acute changes in mood. Several potential moderators of the relationship between exercise and mood also were examined. 25 girls and 23 boys, swimmers between the ages of 12 and 25 years, completed a ...
Manders M A - - 1997
The aim of this study was to investigate the effects of maternal exercise on fetal movement and heart rate patterns. Twelve healthy women at 29-32 weeks of pregnancy performed a (sub)maximal bicycle exercise test, reaching 53-99% (median 82%) of their maximal increase in heart rate (MIHR). Fetal heart rate (FHR) ...
Slaven L - - 1997
Vasomotor, somatic, and psychological symptoms associated with menopause are often treated with hormone replacement therapy (HRT), but the role of nonpharmacological interventions has received little attention. Two studies used the Profile of Mood States (POMS) and Women's Health Questionnaire (WHQ) to examine the effects of exercise among 4 groups of ...
Hatoum N - - 1997
In order to test the effects of maternal exercise in late gestation on fetal biophysical activities as measured by fetal breathing, shoulder movement, and kick response, these parameters were monitored by ultrasound in ten healthy pregnant women at 35 weeks of gestation before and after 20 minutes of aerobic dance ...
Araujo D - - 1997
The appropriateness of various forms of exercise during pregnancy is controversial. Numerous physiologic and anatomic adaptations to pregnancy affect a woman's ability to exercise and her body's response to exercise. Placental blood flow, the potential for hyperthermia and trauma, changes in coordination and balance, body position during exercise, increased nutritional ...
van den Berg P P - - 1997
OBJECTIVE: To determine if oxygen saturation measurement with pulse oximetry (SpO2) in combination with cardiotocograghy (CTG), improves the assessment of the intrapartum fetal condition. STUDY DESIGN: Four expert obstetricians individually evaluated 119 cases that were monitored during labor: during the first session the CTG data were available, and in the ...
Siegman A W - - 1997
Two hypotheses were tested: (1) that only the outward expression of anger, not its mere experience, is associated with heightened cardiovascular reactivity; and (2) that the discussion of anger-arousing experiences in a mood incongruent speech style (soft and slow) attenuates the subjective experience of anger and its cardiovascular correlates. Each ...
Lee M S - - 1997
We investigated the effects of ChunDoSunBup (CDSB) Qi-training, one of the Korean popular Qi-training systems, on EEG patterns, activation coefficients and state anxiety in 13 trainees with open eyes. CDSB Qi-training procedure consists of 3 stages: sound exercise, reciting Chunmoon, which is similar to a mantra; haeng-gong, a kind of ...
Sternfeld B - - 1997
The dual stresses of pregnancy and exercise may create conflicting physiological demands that could adversely affect pregnancy outcome. Specifically, redistribution of uterine blood flow and subsequent fetal hypoxia, hyperthermia and the risk of teratogenic effects, decreased carbohydrate availability for the fetus, and increased uterine contractility with a possible increase in ...
Stevenson L - - 1997
OBJECTIVE: To provide practical guidelines for family physicians advising exercise in pregnancy. QUALITY OF EVIDENCE: MEDLINE search was limited to the English literature between 1987 and 1995 with the key MeSH words exercise and pregnancy. Other sources included the Sports and Fitness Database between 1991 and 1995 and a manual ...
Stevenson L - - 1997
OBJECTIVE: To review the current data regarding the safety of exercise in pregnancy. QUALITY OF EVIDENCE: MEDLINE search was limited to English literature between 1987 and 1995 with the key MeSH words exercise and pregnancy. Other sources included the Sports and Fitness Database between 1991 and 1995 and a manual ...
Clapp J F JF - - 1996
OBJECTIVE: To test the hypothesis that continuing regular, vigorous, sustained exercise throughout pregnancy adversely affects morphometric and neurodevelopmental outcome in offspring at 5 years of age. STUDY DESIGN: The offspring of 20 women who exercised were compared with those of 20 physically active control subjects. The women and their offspring ...
Veille J C - - 1996
OBJECTIVE: Our purpose was to examine the nature and the frequency of electrocardiographic changes at rest and after bicycle exercise in early and late gestation compared with a group of nonpregnant subjects. STUDY DESIGN: Thirty-nine pregnant subjects had electrically braked bicycle exercise early and late in gestation. Eight nonpregnant subjects ...
Carlberg K A - - 1996
Adrenocortical glucocorticoid and androgen secretion is stimulated by exercise. Excesses of these hormones in fetuses can cause abnormalities in development. We measured maternal and fetal plasma corticosterone and androstenedione concentrations in Sprague-Dawley rats immediately after maternal exercise in exercise-trained mothers and at rest in sedentary mothers. To do this, we ...
Friendenreich C M - - 1996
OBJECTIVE: To review the literature on the association of exercise and rehabilitation among cancer patients in order to stimulate research in this field. DATA SOURCES: Computerized literature search of databases (Medline, Psychlit, Sportdiscus, Cinahl) and manual search of journals done to identify all empirical studies on exercise and rehabilitation of ...
Kent H - - 1996
North America has about two million survivors of breast cancer, but little informed advice is available regarding a return to exercise and sports once a course of medical treatment for the disease ends. The lack of research involving the post-treatment phase means physicians tend to err on the side of ...
Weber S - - 1996
The purpose of this study was to investigate the effects of relaxation exercises on anxiety levels in an inpatient general psychiatric unit. The conceptual framework used was holism. A convenience sample of 39 subjects was studied. Anxiety levels were measured prior to and post interventions with the state portion of ...
Mondin G W - - 1996
Psychological consequences of exercise deprivation in habitual exercisers. The purpose of this investigation was to evaluate the influence of 3 d of exercise deprivation on selected psychological variables. Ten volunteers (4 female and 6 male) who regularly exercised 6-7 d.wk-1 for at least 45 min at a time participated in ...
Mottola M F - - 1996
This article will discuss the use of animal models in exercise and pregnancy research. Although the ultimate goal is understanding mechanisms of change as a result of maternal exercise as they apply to pregnant women and the fetus, animal models deserve a place in research because of ethical constraints placed ...
Jaque-Fortunato S V - - 1996
To evaluate the influence of pregnancy on resting and exercise pulmonary function, we studied 16 nonpregnant and 26 pregnant females in a two-phase study. During phase I, all pregnant subjects (P1) (mean gestational age = 29.5 +/- 7 weeks [X +/- SD]) were compared with 16 control (C) subjects. In ...
Khodiguian N - - 1996
To evaluate the influence of pregnancy on resting and exercise cardiac function, we studied 16 nonpregnant and 26 pregnant females in a two-phase study. During phase I, all pregnant subjects (P1) (mean gestational age = 29.5 +/- 7 weeks) were compared with 16 control (C) subjects. In phase II, 8 ...
Raglin J S - - 1996
An attempt was made to determine if state anxiety responses following acute exercise are influenced by the intensity of exercise. Fifteen adults (5 female, 10 male) completed 20 minute sessions of bicycle ergometer exercise on separate days at intensities equal to 40, 60, or 70% VO2peak. Expired gas spirometry was ...
Veille J C - - 1996
With the two-dimensional Doppler echocardiogram and M-mode echocardiogram, one can study maternal and fetal cardiovascular physiology during rest and exercise. Using such noninvasive techniques, studies indicate that left ventricular function is maintained even during vigorous bicycle exercise in healthy pregnant subjects during the second half of pregnancy. In early pregnancy, ...
Pivarnik J M - - 1996
The many physiological and hormonal changes occurring during pregnancy have the potential to affect a woman's cardiovascular responses to aerobic exercise. For example, it seems that increased mass and dilation of the left ventricle allow maintenance of wall stress, ensuring adequate pumping function throughout gestation. Also, a woman's cardiac output ...
Katz V L - - 1996
Exercise in the water offers several physiological advantages to the pregnant woman. The hydrostatic force of water pushes extravascular fluid into the vascular spaces, producing an increase in central blood volume that may lead to increased uterine blood flow. This force is proportional to the depth of immersion. The increase ...
Margolis R S - - 1996
Although there is much to be learned by experience-based research, most women can participate safely and should be encouraged to participate in some exercise program because the benefits outweigh the risks. Each woman should customize her exercise program after a thorough obstetric evaluation. Using common sense guidelines, the obstetric patient ...
Plihal W - - 1996
The present double-blind cross-over study aimed to discriminate effects of dexamethasone (DEX) and cortisol (CORT) on mood in ten healthy men. DEX is assumed to predominantly activate glucocorticoid receptors (GR) whereas CORT binds central nervous mineralocorticoid receptors (MR) as well as GR. Mood was assessed by an extensive adjective checklist ...
Bung P - - 1996
Exercise has long been accepted as an adjunctive nonmedical intervention in the management of diabetes in nonpregnant subjects. It is universally accepted that pregnancy is a diabetogenic event which could develop into gestational diabetes mellitus (GDM) in up to 12% of pregnant women. GDM, a carbohydrate intolerance of variable severity ...
Stanton J M - - 1996
This study reports an investigation of the effect of participating in moderate exercise (three 40-min sessions of brisk walking a week for 6 months) on mood state in 177 sedentary, mildly hypertensive volunteers. Mood was assessed by the Profile of Mood States, Bipolar Form (POMS-BI), and no significant differences were ...
Smith S L - - 1996
PURPOSE/OBJECTIVES: To examine how physical exercise can enhance the quality of life (QOL) of people with cancer and to provide general guidelines for incorporating exercise into care plans for these patients. DATA SOURCES: Published and nonpublished medical, nursing, rehabilitation, and physical exercise literature. DATA SYNTHESIS: Including physical exercise in the ...
Parkes A B - - 1996
The objective was to re-evaluate the association between class II HLA-DR and DQ MIIC antigens and postpartum thyroiditis (PPT) and to determine the prevalence of the class III complement allotypes of Properdin factor B (Bf), C4A and C4B in this condition. Two hundred and sixty-five (of 2897) pregnant women screened ...
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