This cross-sectional observational study examined the frequency of older patient-physician discussions about exercise, who initiates discussions, and the quality of questioning, informing, and support about exercise. The study used a convenience sample of 396 follow-up visits at 3 community-based practice sites, with 376 community-dwelling older patients and 43 primary-care physicians. ...

Aim Exercise-derived variables have been used in the assessment of functional capacity and prognosis in patients with chronic heart failure. The aim of this study was to assess the relationship between cardiac pumping capability represented by peak cardiac power output and peak oxygen consumption, anaerobic threshold, ventilatory efficiency slope, and ...

PURPOSE:: Although exercise capacity is impaired, atrial septal defect (ASD) patients report satisfactory exercise tolerance. This study aimed at (1) evaluating cardiopulmonary exercise testing (CPX) and (2) evaluating the impact of exercise capacity on perceived health status using a self-reported health questionnaire (SF-36) in patients with open and closed ASD. ...

In this study we assessed ΔG'(ATP) hydrolysis, cytosolic [ADP], and the rate of phosphocreatine recovery using Phosphorus Magnetic Resonance Spectroscopy in the calf muscle of a group of patients affected by glycogen myo-phosphorylase deficiency (McArdle disease). The goal was to ascertain whether and to what extent the deficit of the ...

Background: Indications for implantable cardioverter defibrillators (ICDs) have been widened considerably during the last decade due to the well-documented effect in the heart failure population. Exercise training (ET) has a 1 A recommendation in heart failure. However, data on safety and efficacy of ET in patients with ICDs is sparse. ...

AIMS: Few data are available on the exercise-induced abnormalities of myocardial function in patients with exertional dyspnoea and normal left ventricular ejection fraction (LV EF). The main aims of this study were to determine the prevalence of isolated exercise-induced heart failure with normal ejection fraction (HFNEF) and to assess whether ...

Weight regain is a problem among many bariatric surgery patients. Whether a high-volume exercise program (HVEP), a strategy to limit weight regain, is feasible in these patients is unknown. The feasibility of an HVEP in obese post-bariatric-surgery patients was determined by randomizing 33 Roux-en-Y gastric bypass (RYGB) and gastric banding ...

INTRODUCTION:: Patients with type 2 diabetes (T2DM) have exaggerated brachial and central (ascending aortic) blood pressure (BP) during exercise, which is associated with adverse outcomes. Central systolic loading, represented by the augmentation index (AIx), may contribute to exaggerated exercise central BP. This study sought to compare the central AIx response ...

BACKGROUND: The determinants of an ischemic electrocardiographic (ECG) response in patients with exercise-induced ischemia on single-photon emission computed tomography (SPECT) remain poorly defined. Specifically, it is unknown whether the occurrence of an ischemic ECG response is related to the extent and/or severity of SPECT ischemia. METHODS AND RESULTS: Among 3,294 ...

The aim of this study was to prospectively evaluate the prevalence of pulmonary hypertension (PH) in patients with idiopathic pulmonary fibrosis (IPF). One hundred thirty-nine patients (101 male, mean age = 68.6 ± 9 years), with confirmed IPF and who were admitted to eight Pulmonary Departments in Greece between November 2005 and December 2006 were ...

The home-based exercise therapy recommended to the patients with ankylosing spondylitis (AS) is a simply applicable and cheap method. The aim of this study was to investigate the effects of home-based exercise therapy on pain, mobility, function, disease activity, quality of life, and respiratory functions in patients with AS. Eighty ...

Eur J Clin Invest 2011 ABSTRACT: Background  Chronic fatigue syndrome (CFS) patients frequently describe difficulties with repeat exercise. Here, we explore muscle bioenergetic function in response to three bouts of exercise. Methods  A total of 18 CFS (CDC 1994) patients and 12 sedentary controls underwent assessment of maximal voluntary contraction ...

The current follow-up study concerning the supraglottic type of exercise-induced laryngeal obstruction (EILO) was performed to reveal the natural history of supraglottic EILO and compare the symptoms, as well as the laryngeal function in conservatively versus surgically treated patients. A questionnaire-based survey was conducted 2-5 years after EILO was diagnosed ...

This study evaluated resting pulmonary function and its impact on exercise capacity after atrial baffle (BAFFLE) and arterial switch (SWITCH) repair of D-transposition of the great vessels (DTGV). Previously decreased exercise capacity in DTGV patients has been primarily attributed to cardiovascular limitations, whereas pulmonary limitations have largely been overlooked. Resting ...

Background:  Hyperhomocysteinemia is a major risk factor for cerebral and peripheral vascular diseases, as well as cortical and hippocampal injury, including an increased risk of dementia and cognitive impairment. Elevated serum homocysteine (Hcy) concentrations are common in patients with Parkinson's disease (PD) who have been treated with levodopa; however, physical ...

: Regular exercise has been shown to protect against breast cancer risk, and one possible mechanism is through a reduction in inflammation. The purpose of this study was to examine the effects of 16 wk of aerobic exercise training on adipokines and inflammatory markers in healthy young women. : Participants ...

Women who are unable to return to a healthy weight by 6 months postpartum increase their risk factors for the development of chronic disease (CD; including metabolic syndrome, obesity, and cardiovascular disease). In a prospective randomized intervention study, we examined the effect of exercise intensity on risk factors for CD ...

A 37-year-old white woman presented with acute bilateral hamstring pain after hiking. She had a creatine kinase level of 11,144 U/L. Rhabdomyolysis was diagnosed and the patient was admitted for intravenous fluid hydration. The patient continued to have exercise-induced myalgias and elevations in her creatine kinase level. Rheumatologic causes were ...

Aims: The vascular closure device (VCD) Angio-Seal is an easy-to-use system for the closure of arterial puncture sites after percutaneous coronary intervention (PCI), and allows for early mobilisation of the patient. However, little data are available about exercising early after the use of VCD's in PCI patients. Methods and results: ...

This study evaluated the efficacy and safety of flecainide in addition to conventional drug therapy in patients with catecholaminergic polymorphic ventricular tachycardia (CPVT). CPVT is an inherited arrhythmia syndrome caused by gene mutations that destabilize cardiac ryanodine receptor Ca(2+) release channels. Sudden cardiac death is incompletely prevented by conventional drug ...

Exercise training is included in cardiac rehabilitation programs to enhance physical capacity and cardiovascular function. Among the existing rehabilitation programs, exercises in water are increasingly prescribed. However, it has been questioned whether exercises in water are safe and relevant in patients with stable chronic heart failure (CHF), coronary artery disease ...

BACKGROUND: Nearly 40% of patients with long QT syndrome (LQTS) can have a non-diagnostic QTc at rest. Treadmill and cycle exercise stress testing are used in the diagnostic evaluation of LQTS. OBJECTIVE: We sought to determine the diagnostic significance of peak exercise and recovery phase QTc values during treadmill stress ...

Lung cancer patients experience loss of physical capacity, dyspnea, pain, reduced energy and psychological distress. The aim of this study was to explore feasibility, health benefits and barriers of exercise in former sedentary patients with advanced stage lung cancer, non-small cell lung cancer (NSCLC) (III-IV) and small cell lung cancer ...

PURPOSE:: Cardiopulmonary exercise testing is widely used in clinical assessment and exercise prescription. However, significant differences in physiological responses can occur depending on testing protocol. The aim of this study was to evaluate the cardiopulmonary responses to different incremental cycle pedaling cadences in cardiac patients. METHODS:: Eleven men with coronary ...

After the Fontan operation, patients are at a substantial risk of the development of impaired functional health status. Few early markers of suboptimal outcomes have been identified. We sought to assess the association between peripheral vascular function and functional health status in Fontan-palliated patients. Asymptomatic Fontan patients (n = 51) ...

BACKGROUND: Hypertension is ubiquitous in patients with heart failure and preserved ejection fraction (HFpEF) and contributes to arterial and ventricular stiffening. Exertional dyspnea may result from diastolic dysfunction with exercise; however, the association of central blood pressure (BP) to left ventricular filling pressure during exercise has not been assessed in ...

BACKGROUND: Restrictive transfusion strategies have been suggested for cardiac surgical patients, leading to various degrees of postoperative anemia. This study investigates the exercise tolerance during rehabilitation of cardiac surgical patients who did not receive transfusions, with respect to their level of postoperative anemia. METHODS: This observational study started in January ...

ABSTRACT: BACKGROUND: Cardiac output (CO) is an important determinant of the hemodynamic state in patients with congestive heart failure (CHF). We tested the hypothesis that CO can be estimated from the right ventricular (RV) pressure waveform in CHF patients using a pulse contour cardiac output algorithm that considers constant but ...

ABSTRACT: BACKGROUND: Previous small studies suggested SBOT may be ineffective in relieving breathlessness after exercise in COPD. METHODS: 34 COPD patients with FEV1 <40% predicted and resting oxygen saturation greater than or equal to 93% undertook an exercise step test 4 times. After exercise, patients were given 4 l/min of ...

Background: Running evidence supports a prognostic value of an exaggerated blood pressure response to exercise (EBPR). The impact of the metabolic syndrome (MS) on EBPR in hypertensive patients has not been investigated. Design: A cross-sectional study in the setting of an outpatient hypertension clinic. Methods: In total, 325 non-diabetic patients ...

We compared the activity estimated by a pedometer and an accelerometer in coronary artery disease patients included in a phase III cardiac rehabilitation programme. Nine patients were divided into two groups and wore the pedometer for four weeks, and then subsequently the accelerometer for four weeks, or vice versa. The ...

The purpose of this study was to elucidate the effect of 6 months of aerobic exercise on urinary excretion of female steroid hormones in pre and postmenopausal women and to check the basal values of urinary steroid. To this end, 20 premenopausal (age 45.56 ± 4.06 years) and 20 postmenopausal (age 52.27 ± 3.80 years) women, all ...

Patients with peripheral arterial disease (PAD) have lower functional capacity and worse clinical outcomes than age- and gender-matched patients. Few data exist on the relation of PAD to functional and clinical outcomes in patients with heart failure (HF). We sought to compare patients with HF with and without PAD for ...

The purpose of this study was to evaluate the effectiveness of two exercise modalities for improving glycosylated hemoglobin (HbA1c) and associated clinical outcomes in Polynesian adults diagnosed with type 2 diabetes and visceral obesity. Twenty-six adults were randomized to receive resistance training or aerobic training, 3×/week, for 16 weeks. Dependent ...

PURPOSE:: The present study aimed to clarify how the force-generating capability of quadriceps femoris (QF) is associated to its surface EMG activity during a body mass-based squat movement. METHODS:: Isometric knee extension torque (KET) during maximal voluntary contraction (MVC) and EMG activities of the rectus femoris and vastus lateralis muscles ...

PURPOSE: The purpose of this study is to examine the effects of age (≤65 years or >65 years) and androgen-deprivation therapy (ADT, presence or absence) as factors that may predict changes in body composition and fitness following a 24-week exercise program in prostate cancer patients. METHODS: One hundred twenty-one men were randomly ...

Weight loss induced by caloric restriction (CR) or aerobic exercise can reduce pericardial fat, and these reductions may help improve cardiovascular health. We examined whether combining CR with aerobic exercise enhances pericardial fat loss compared with a CR-only intervention designed to elicit equivalent reductions in body weight. We also examined ...

Background:  Individuals with ventricular preexcitation (VP) are known to have an increased risk of sudden death. This risk has been associated with conduction properties of the accessory pathway. Methods:  Patients with VP underwent risk stratification through the use of exercise and transesophageal testing. All patients were initially screened with exercise ...

The objective of this study was to compare the effects of Pranayam breathing on respiratory muscle strength measured as maximum expiratory and inspiratory pressures (MEP and MIP) and relevant spirometry parameters in patients with chronic obstructive pulmonary disease (COPD) and in control subjects, and on the sympatho-vagal balance in both ...

Taekwondo (TKD) is a popular sport practiced by people of all ages in more than 180 countries and it is generally considered as being beneficial to health even though the scientific evidence for this is not conclusive. Despite its popularity, there are very few studies on the health benefits of ...

BACKGROUND: In women with anorexia nervosa, elevated fasting peptide YY (PYY) is associated with decreased bone mineral density (BMD). Prior research from our lab has demonstrated that fasting total PYY concentrations are elevated in exercising women with amenorrhea compared to ovulatory exercising women. PURPOSE: The purpose of this study was ...

The purpose of this study was to examine the effects of exercising at different intensities over 7 weeks on components of physical fitness and CVD risk factors. Forty-seven boys and 10 girls, (16.4±0.7 years of age) were divided into a moderate, high intensity, or a control group. All participants had ...

González-Ravé, JM, Delgado, M, Vaquero, M, Juarez, D, and Newton, RU. Changes in vertical jump height, anthropometric characteristics, and biochemical parameters after contrast training in master athletes and physically active older people. J Strength Cond Res 25(X): 000-000, 2011-The purpose of this study was to determine the effects of 16 ...

Objective:  We examined the relationship between brachial-ankle pulse wave velocity (baPWV) reflecting arterial stiffness and the levels of novel hepatokines fibroblast growth factor 21 (FGF21) and fetuin-A. In addition, we evaluated the effect of a three-month combined aerobic and resistance exercise program on FGF21 and fetuin-A levels as well as ...

OBJECTIVE:: To determine whether asymptomatic exercise-associated hyponatremia (EAH) in ultramarathon runners can be corrected with either oral or intravenous (IV) 3% hypertonic saline (HTS). DESIGN:: Prospective with randomization into 1 of 2 intervention arms. SETTING:: Western States (161 km) Endurance Run, California. PARTICIPANTS:: Forty-seven finishers in the event consented to ...

The aim of this study was to assess whether the three-compartment model of mean body temperature (Tb3) calculated from the esophageal temperature (Tes), temperature in deep tissue of exercising muscle (Tdt), and mean skin temperature (Tsk) has the potential to provide a better match with the thermoregulatory responses than the ...

PURPOSE:: The aim of this study was to examine changes in fasting total PYY and ghrelin in non-obese premenopausal women following an exercise and diet program with and without weight loss. METHODS:: Body composition, energy balance parameters, ghrelin, and PYY were measured before and after a three month intervention in ...

Lifestyle interventions for weight loss are the cornerstone of obesity therapy, yet their optimal design is debated. This is particularly true for postmenopausal women; a population with a high prevalence of obesity yet toward whom fewer studies are targeted. We conducted a year-long, 4-arm randomized trial among 439 overweight-to-obese postmenopausal ...

Objective. This study looked at physical activity patterns among adults (≥ 18 years old) with self-reported asthma living in Nevada and investigated how physical inactivity is associated with asthma prevalence. Methods. We examined data from the 2009 Nevada Behavioral Risk Factor Surveillance System. Different physical activity measures among individuals were ...

Abstract An extract from seeds of Chenopodium quinoa Willd. (quinoa), termed hydrolyzed quinoa (HQ), was obtained by enzymatic hydrolysis from seeds of the quinoa variety BRS-Piabiru. Analysis of the physical and chemical properties of quinoa and HQ showed that the hydrolyzed extract is rich in essential amino acids, particularly those ...