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Results 301 - 350 of 1104
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Aagaard Philip - - 2012
PURPOSE: To assess the cardiovascular health and risk profile in middle-aged males making an entry to participate for their first time in a long-distance race. METHODS: Male first-time participants ≥45 years in the world's largest cross-country running race, the Lidingöloppet, were evaluated with a medical history and physical exam, European ...
McNarry Melitta A - - 2012
It is unclear whether pulmonary oxygen uptake (VO(2)) kinetics demonstrate linear, first order behaviour during supra gas exchange threshold exercise. Resolution of this issue is pertinent to the elucidation of the factors regulating VO(2) kinetics, with oxygen availability and utilisation proposed as putative mediators. To re-examine this issue with the ...
Blumenthal James A JA Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, PO Box 3119, Durham, NC 27710, USA. - - 2012
Depression is common in patients with cardiac disease, especially in patients with heart failure, and is associated with increased risk of adverse health outcomes. Some evidence suggests that aerobic exercise may reduce depressive symptoms, but to our knowledge the effects of exercise on depression in patients with heart failure have ...
Short Kevin R - - 2012
The purpose of this study was to determine the acute and residual impact of a single exercise bout on meal glucose control in adolescents with habitually low physical activity. Twelve adolescents (seven females/five males, 14 ± 2 yr) completed three trials. One trial [No Exercise (No Ex)] was completed after ...
Lee Leanna S - - 2012
BACKGROUND: The contribution of left ventricular (LV) twist and recoil in augmenting stroke volume during exercise is poorly understood, and few data are available describing the impact of endurance exercise on LV twist and recoil in middle-aged individuals. Therefore, the effects of chronic endurance training on these LV indices at ...
Lecheminant J D - - 2012
This study assessed the effect of resistance training (RT) in 60 healthy postpartum women. Participants were randomized to 18 weeks of RT or an active comparison group (flexibility training). RT and flexibility training (FT) exercises were completed twice-weekly based on the American College of Sports Medicine recommendations. Study outcomes included ...
Santos Thalita Vilaboim - - 2012
Breathing exercises (BE), incentive spirometry and positioning are considered treatment modalities to achieve lung re-expansion. This study evaluated the influence of incentive spirometry and forward leaning on inspired tidal volumes (V(T)) and electromyographic activity of inspiratory muscles during BE. Four modalities of exercises were investigated: deep breathing, spirometry using both ...
Kaskavage Jillian - - 2012
Adolescents with well-controlled cystic fibrosis, including good lung function and appropriate growth, commonly participate in competitive athletic activities. We present the case of an adolescent male with cystic fibrosis, hyponatremia, dehydration, and rhabdomyolysis after participating in football practice on a summer morning. The patient presented with severe myalgia and serum ...
Djordjevic Dusica Z - - 2012
The aims of our study were to assess the redox state of adolescent athletes and non-athletes both at rest and after acute exposure to physical load and to find relations between parameters of redox state and morphofunctional characteristics of subjects. 58 young handball players and 37 non-athletes were subjected to ...
Fraser Katelyn S - - 2012
We investigated the pattern of activity and heart rate (HR) during daily living on the International Space Station (ISS) compared to on Earth in 7 long-duration astronauts to test the hypotheses that the HR responses on the ISS would be similar to preflight values, although the pattern of activity would ...
Tian Ye - - 2012
The nature and kinetics of postexercise cardiac troponin (cTn) appearance is poorly described and understood in most athlete populations. We compared the kinetics of high-sensitivity cTn T (hs-cTnT) after endurance running in training-matched adolescents and adults. Thirteen male adolescent (mean age: 14.1 ± 1.1 yr) and 13 male adult (24.0 ...
Moflehi Daruosh - - 2012
This study was conducted to evaluate the effect of the different intensity levels of single-session aerobic exercise on serum levels of lipid peroxidation and muscle damage markers in sedentary males. Fifty one sedentary healthy males aged 21.76±1.89 years were randomly divided into four groups, with one control (n=10) and three ...
Popovic Ljiljana M - - 2012
Exercise induces a multitude of physiological and biochemical changes in blood that can affect its redox status. Exercise causes an increase in oxygen consumption by the whole body and particularly by the exercising muscle. As a result of this process there is a rise in the production of reactive oxygen ...
Benjamin Charlotte C - - 2012
Past studies have shown the patterning of affective responses during a graded exercise test (GXT) in adult and male adolescent populations, but none have explored the patterns in adolescent girls or younger children. This study explored the patterning of affective responses during a GXT in adolescents and younger children. Forty-nine ...
Conti Valeria - - 2012
Sedentary lifestyle along with high blood pressure, abnormal values for blood lipids, smoking, and obesity are recognized risk factors for cardiovascular diseases and for many other chronic diseases, such as diabetes, osteoporosis, breast and colon cancer. Several studies conducted on large cohort of individuals have documented the protective effects of ...
Musa Danladi I - - 2012
PURPOSE: To examine the independent associations of cardiorespiratory fitness (CRF) and body fatness with resting blood pressure (BP) in children (9-11 y) and adolescents (12-15 y) in Benue State of Nigeria. METHODS: 3243 children (n=1017) and adolescents (n=2226) were measured for aerobic fitness, body fatness, resting pre exercise BP and ...
Engelen Mariëlle P K J - - 2012
Exercise is known to improve physical functioning and health status in Chronic Obstructive Pulmonary Disease (COPD). Recently, disturbances in protein turnover and amino acid kinetics have been observed after exercise in COPD. The objective was to investigate which dairy protein is able to positively influence the protein metabolic response to ...
Klausen Susanne Hwiid - - 2012
Intensive exercise may be an important part of rehabilitation in patients with congenital heart disease (CHD). However, performing regular physical exercise is challenging for many adolescent patients. Consequently, effective exercise encouragements may be needed. Little is known on the effect of e-Health encouragements on physical fitness, physical activity, and health-related ...
Carrick-Ranson Graeme - - 2012
AIM: To determine whether the larger exercise stroke volume in senior endurance trained athletes results from an attenuation of age-related alterations in left ventricular (LV) early diastolic filling or a more vigorous late filling. METHODS: Body composition (DEXA), VO(2) peak, stroke volume (CO(2) rebreathing) and Doppler measures of early and ...
Goodwin Huw - - 2012
Objective. Compulsive exercise is suggested to be a strategy to regulate emotions. This suggestion has never been studied in adolescents. Therefore, this study examined the cross-sectional association between emotion regulation and compulsive exercise attitudes in adolescents. Design. A cross-sectional design was employed for this study. Method. A sample of 1,630 ...
Major Sarah A - - 2012
OBJECTIVE: Rapid ascent to altitude can result in the development of high altitude illnesses such as acute mountain sickness (AMS). This study aimed to investigate AMS symptoms in adolescents and study basic cardiopulmonary measurements at altitude. METHODS: Thirty-eight adolescents aged 16 to 19 years flew to 3500 m from 215 ...
Szymanski Linda M - - 2012
To evaluate acute fetal responses to individually prescribed exercise according to existing guidelines (U.S. Department of Health and Human Services) in active and inactive pregnant women. Forty-five healthy pregnant women (15 nonexercisers, 15 regularly active, 15 highly active) were tested between 28 0/7 and 32 6/7 weeks of gestation. After ...
Dube Marie-Christine - - 2012
Studies on nutritional strategies to prevent exercise-induced hypoglycemia in adolescents with type 1 diabetes are scarce. OBJECTIVE: To compare the effect of two food strategies on blood glucose (BG) during and following 60 minutes of moderate intensity exercise. METHODS: Subjects performed exercise 120 min post-breakfast in three conditions: 1) standardized ...
Kriatselis Charalampos D - - 2012
Background. The purpose of this study was to assess the post-exercise O(2) uptake and heart rate response in patients with heart failure (HF) in comparison to healthy individuals. Methods and Results. Exercise testing of all subjects was conducted according to the RITE-protocol. The study subjects were classified according to their ...
Ashraf Javad - - 2012
Background and Objective: Cardiotoxicity and oxidative stress is a life-threatening side effect of doxorubicin (DOX). We investigate the effects of short-term exercise as therapeutic tool for improvement of cardioprotection against DOX-induced cardiotoxicity in the rat. Methods: Wistar males (weighing 257±28 g) were divided into six groups: (1) control+placebo (2) control+DOX ...
Dopp Richard R - - 2012
Objectives. Adolescence is associated with increased depressive symptoms and decreased aerobic exercise, yet the relationship between exercise and clinical depression among adolescents requires further examination. This study assessed the feasibility of a 12-week intervention designed to increase exercise for adolescents with depressive disorders: Will a teenager with depression exercise? Methods. ...
Megna M - - 2012
Athletes who undergo strenuous exercise, especially in endurance sports, frequently use herbal supplements in order to have a better performance. In this review we try to find out if the most common herbal supplements (Echinacea, Rhodiola, Ginseng) are effective in the empowerment of perfomance or in the modulation of the ...
Gounder Sellamuthu S - - 2012
[This corrects the article on p. e45697 in vol. 7.].
Son Hee Jeong - - 2012
Rapid growth during adolescence caused by metabolic changes and their metabolic response to anaerobic and aerobic exercise differs considerably from that in adults and this is especially true in the responses to stresses, such as altitude exposure. However, there is little information on the suitability of exercise training at altitude ...
Sciascia Aaron - - 2012
This study examines if electromyographic (EMG) amplitude differences exist between patients with shoulder instability and healthy controls performing scaption, prone horizontal abduction, prone external rotation, and push-up plus shoulder rehabilitation exercises. Thirty nine subjects were categorized by a single orthopedic surgeon as having multidirectional instability (n = 10), anterior instability ...
Shirinbayan Vahid - - 2012
Objective: The purpose of this study was to determine pretreatment effects of moderate-term endurance training before the various dosages (10 and 20 mg.kg_1) of DOX on a heat shock protein (HSP70kda) and cardiotoxicity in heart tissue. Methods: Forty-eight male rats were randomly assigned to nontraining (NT) and training (T) groups ...
Sandstedt Eva - - 2012
: To study bone mineral density (BMD) in 54 children and adolescents with juvenile idiopathic arthritis before and after a short-term exercise program. : Fifty-four children, 41 girls and 13 boys, median age 13.9 years, participated in a 12-week exercise program, with 33 children in an exercise group. The program ...
Al-Busafi Said A - - 2012
Nonalcoholic steatohepatitis (NASH) affects up to 3% of the North American population. It occurs as a manifestation of the insulin-resistant state and oxidative stress is thought to be a key component of its pathophysiology. Exercise and diet, which are the mainstay of therapy, are difficult to achieve and maintain with ...
Castrogiovanni Paola - - 2012
Reactive oxygen species (ROSs) are often associated with damage to cellular functions. ROSs production is indicatives of oxidative stress during physical exercise. Oxidative stress occurs in those circumstances in which free radicals determine a tissue damage or production of toxic and dangerous compounds for tissues. In a relaxation state, antioxidant ...
Romain A J - - 2012
Exercise is recognized as a part of the management of obesity and diabetes. Various protocols of exercise are proposed for the management of obesity, diabetes, and other metabolic diseases. One of the strategies proposed by several authors is low intensity endurance training targeted at the level of maximal oxidation. Large ...
Mei Lijuan - - 2012
Background. Baduanjin exercise is considered to be beneficial to modulate the blood lipid metabolism. The purpose of the systematic review was to assess the potential efficacy and safety of Baduanjin exercise. Methods. MEDLINE, EMBASE, CBM, CNKI, VIP, Chinese Important Conference Papers Database, and Chinese Dissertation Database were searched for all ...
Sukala William R - - 2012
The Maori and Pacific Islands peoples of New Zealand suffer a greater burden of type 2 diabetes mellitus (T2DM) and associated comorbidities than their European counterparts. Empirical evidence supports the clinical application of aerobic and resistance training for effective diabetes management and potential remission, but few studies have investigated the ...
Kressler Jochen - - 2012
The Borg Rating of Perceived Exertion (RPE) Scale and talk test (TT) are commonly recommended for persons to gauge exercise intensity. It is not known whether they are suitable to estimate substrate partitioning between carbohydrate and fat in persons with SCI. Investigate substrate partitioning/utilization patterns associated with RPE and TT. ...
Djordjevic Dusica Z - - 2012
The purpose of this study was to assess the influence of sport-specific and nonspecific bouts of exercise on athletes' redox state. Blood samples were collected from 14 handball players immediately before and after graded exercise test on the cycle ergometer and handball training. Levels of superoxide anion radical (O(2) (-)), ...
Appukutty Mahenderan - - 2012
This study examined the effects of bovine colostrum on exercise -induced modulation of antioxidant parameters in skeletal muscle in mice. Adult male BALB/c mice were randomly divided into four groups (control, colostrum alone, exercise and exercise with colostrum) and each group had three subgroups (day 0, 21 and 42). Colostrum ...
Corbi Graziamaria - - 2012
Aging is a multifactorial process resulting in damage of molecules, cells, and tissues. It has been demonstrated that the expression and activity of antioxidant systems (SOD, HSPs) are modified in aging, with reduced cell ability to counteract the oxidant molecules, and consequent weak resistance to ROS accumulation. An important mechanism ...
Nounou Howaida A - - 2012
Flaxseed has recently gained attention in the area of cardiovascular disease primarily because of its rich contents of α-linolenic acid (ALA), lignans, and fiber. Although the benefits of exercise on any single risk factor are unquestionable, the effect of exercise on overall cardiovascular risk, when combined with other lifestyle modifications ...
Falone Stefano - - 2012
Despite the active research in this field, molecular mechanisms underlying exercise-induced beneficial effects on brain physiology and functions are still matter of debate, especially with regard to biological processes activated by regular exercise affecting the onset and progression of hippocampal aging in individuals unfamiliar with habitual physical activity. Since such ...
Morifuji Takeshi - - 2012
The purpose of this study was to examine whether exercise training can prevent microangiopathy of skeletal muscles in rats with type 2 diabetes and if succinate dehydrogenase (SDH) activity, an indicator of mitochondrial oxidative enzyme activity, is involved in the prevention of microangiopathy. Six-week-old male Goto-Kakizaki (GK) rats and age-matched ...
Bloomer Richard J - - 2012
Coenzyme Q10 (CoQ10) plays an important role in bioenergetic processes and has antioxidant activity. Fifteen exercise-trained individuals (10 men and 5 women; 30-65 years) received reduced CoQ10 (Kaneka QH ubiquinol; 300 mg per day) or a placebo for four weeks in a random order, double blind, cross-over design (3 week washout). ...
Gounder Sellamuthu S - - 2012
Aging promotes accumulation of reactive oxygen/nitrogen species (ROS/RNS) in cardiomyocytes, which leads to contractile dysfunction and cardiac abnormalities. These changes may contribute to increased cardiovascular disease in the elderly. Inducible antioxidant pathways are regulated by nuclear erythroid 2 p45-related factor 2 (Nrf2) through antioxidant response cis-elements (AREs) and are impaired ...
Izawa Kazuhiro P - - 2012
Patients with exercise capacity of <5 metabolic equivalents (METs) are considered to have a high risk of death. The aim of this study was to determine age-related differences in physical activity associated with an exercise capacity of ≥5 METs in chronic heart failure (CHF) outpatients. We enrolled 157 stable CHF ...
Tan Sijie S Department of Health and Exercise Science, Tianjin University of Sport , - - 2012
This study evaluated the effects of a 6-month combined aerobic and resistance training program on the body composition, glycemic control, lipid profile, and functional capacity of older patients with a long history of type 2 diabetes. 25 subjects (65.9 ± 4. 2 yrs; M/F: 13/12) with a long history of ...
Hinton P S - - 2012
Moderate, long-term weight loss results in the loss of bone mass in overweight or obese premenopausal women. However, whether these changes persist during weight maintenance or regain remains to be determined. Overweight or obese (body mass index: 25.8-42.5 kg/m(2)) women (n=40) with at least two risk factors for the metabolic ...
Egberts Kristine - - 2011
Bariatric surgery leads to significant weight loss in the obese patient. Exercise has been shown to improve weight loss and body composition in non-surgical weight loss programmes. The role of exercise to improve weight loss following bariatric surgery is unclear. The objective of this review is to systematically appraise the ...
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