Articles tagged with Physical Exercise
Researchers found that estradiol levels changed significantly during exercise for women using transdermal estrogen patches, but returned to normal within thirty minutes. In contrast, other hormones showed no significant changes during exercise with oral or transdermal administration.
Researchers at University of Illinois found that physically active older adults perform better in executive control tasks, which require more conscious effort. The study suggests increased physical activity is beneficial for older adults, improving their cognitive functioning and reaction time.
A CWRU study of 1,000 retirees aged 75+ found that regular exercise and not smoking significantly correlated with increased lifespan. Exercise was also shown to improve physical function and mental health, such as reduced depression and increased exuberance for life.
Researchers followed 1,000 adults over nine years to explore the effects of health-promoting behaviors on quality and quantity of life. The study found that those who exercised regularly had a lower risk of mortality and reported greater psychological well-being, while smokers had a higher risk.
A study published in Psychosomatic Medicine found that an at-home exercise program significantly reduced depression and stress among caregivers of demented relatives. The program provided regular counseling sessions to help participants work up to a home exercise routine.
Research finds that infants with flow limitation in breathing may be more likely to develop asthma, while rhinovirus infection increases disease severity in acute bronchiolitis, and exercise can be safely done by women with sickle cell anemia
The study found that high-intensity physical training significantly improved cardiovascular fitness profiles and reduced abdominal fat in obese adolescents. Moderate-intensity physical training had less impact on these outcomes.
Researchers have identified the first genetic loci associated with aerobic capacity in rats, revealing a complex relationship between inherited traits and exercise. The study used a genome scan to find quantitative trait loci (QTLs) linked to aerobic running capacity and found significant associations on chromosomes RNO16 and RNO8.
Researchers found that fibromyalgia patients exhibit a blunted response to exercise-induced sympathetic nervous activity, indicating normal muscle physiology. The study also revealed no increased pain or fatigue in the post-exercise period, challenging previous assumptions about the role of physical effort in exacerbating symptoms.
Researchers discovered a protein enzyme called calmodulin-dependent protein kinase (CaMK) that controls mitochondrial production in muscle tissue, leading to improved metabolic properties. This finding has the potential to develop new drugs that mimic the effects of regular exercise for individuals unable to exercise.
A recent Ohio State University survey found that two-thirds of pregnant women believe walking and sex can induce labor. However, experts say these methods may not be effective and could pose health risks to the mother and baby. The study's author emphasizes the importance of waiting for natural labor to begin.
A study of 643 women found that C-reactive protein (CRP) levels are an indicator of increased cardiovascular risk in people with no signs of heart disease. Regular exercise has been shown to decrease blood pressure in all groups of people, regardless of their weight or ethnicity.
A new UF study demonstrates improved aerobic capacity in healthy elderly adults following both low- and high-resistance exercise training programs. This challenges the conventional view that strength training is not effective for improving cardiovascular and respiratory performance.
A study found that iron supplementation significantly enhanced maximal oxygen uptake and respiratory exchange ratio in iron-depleted women, improving their adaptation to aerobic exercise. Women with more depleted initial iron status showed the most improvement.
Research emphasizes the role of environmental factors in promoting physical activity, including accessibility, pleasant surroundings, and convenience. The study found that people are more likely to engage in outdoor activities when there are safe and accessible paths, bikeways, and health clubs nearby.
A University of North Carolina study found that individually tailored health promotion programs can significantly improve the lives of working women. The program, which included confidential feedback and lay health advisory programs, boosted fruit and vegetable consumption and improved strength and flexibility exercise among participants.
Two Johns Hopkins studies confirm the value of treadmill exercise tests in diagnosing heart disease before symptoms appear. Women with abnormal or inconclusive test results are up to 2.6 times more likely to die from cardiovascular disease, while men with similar test results are twice as likely to die from heart disease.
A University of Michigan study found that adolescent girls who feel confident about their physical abilities enjoy exercise more than those who doubt their skills. The research, led by Nola Pender, suggests that girls' perceptions and responses to exercise are linked to their confidence levels, with more confident girls reporting less ...
A study published in the Journal of Applied Physiology found that ultra-long-distance runners experience a decline in maximal voluntary force capacity due to central fatigue, but also exhibit strengthened twitch mechanical responses and unaltered M-wave characteristics.
A new study found that sustained caffeine intake counteracts the benefits of creatine supplementation, reducing muscle relaxation time and fatigue. This means that consuming high amounts of caffeine over a short period can negate the effects of creatine on exercise performance.
Regular intense exercise over nine months improved glucose metabolism in overweight individuals, with benefits persisting after cessation. The study found significant reductions in insulin levels and improvements in cardiovascular health.
Research with monkeys shows that low energy availability due to strenuous exercise training causes amenorrhea. Increasing food intake reverses the effect, suggesting a key role for energy balance in exercise-induced amenorrhea.
A Mayo Clinic study found that sildenafil does not worsen symptoms of inadequate blood supply to the heart muscle during exercise in men with coronary artery disease. The study, which involved 105 patients, suggests that sildenafil can be safely prescribed for these patients without increasing their risk of heart attacks.
A training program improved emergency physicians' ability to diagnose strokes via CT scans, leading to a significant increase in accurate diagnoses. Remote review of CT scans using teleradiology also showed reliable results in evaluating stroke patients for thrombolytic therapy.
A study suggests that robot-assisted sensorimotor therapy can help stroke survivors recover movement abilities years later. The robot exercises patients' limbs and rebuilds nerve pathways from the brain to the injured limb, leading to improved movement abilities.
A study suggests that kinking in the iliac arteries is a common cause of blood flow restriction in endurance athletes, particularly cyclists and speed skaters. Surgical release of these kinks can improve performance and enable athletes to return to competition, with 87% successfully returning to their desired level.
A new study found that a single session of moderately intense exercise improves cognitive function in people with chronic obstructive pulmonary disease (COPD), particularly in verbal fluency. The effects are cumulative, suggesting that regular physical activity is necessary to maintain mental benefits.
The study found that all participants exceeded their maximum heart rate target, with slow heart-rate recovery common among them. Dr. Murray Mittleman cautions against warning off players, instead suggesting regular exercise throughout the year to mitigate cardiac risks.
Researchers will study the effects of aging on the heart and evaluate an endurance exercise-training program's ability to improve diastolic function and serve as a therapy for congestive heart failure. The study aims to identify the precise dose of exercise necessary to restore normal diastolic function.
A new virtual reality-based rehabilitation system was developed by Rutgers researchers, providing intensive therapy and improving range of motion, finger speed, and strength for patients with chronic stroke hand impairment. The treatment showed significant improvements after just three weeks of use.
The online learning modules, developed by Johns Hopkins Professor Wilson Rugh, have won the 2001 Premier Award for Excellence in Engineering Education Courseware. The modules cover a wide range of concepts in signals, systems and control, providing interactive exercises and quizzes to assess learning.
The US FDA has approved Tracleer (bosentan) tablets as the first oral treatment for patients with pulmonary arterial hypertension. The medication works by blocking the effects of endothelin on blood vessels, improving exercise capacity and reducing symptoms. Regulatory reviews are ongoing in several countries.
A six-year study found that regular low-intensity exercise, such as brisk walking four times a week, reduced CRP levels and improved blood vessel function in men. The study showed a significant reduction in inflammation markers for genetically susceptible individuals.
Researchers found that snow shoveling increased tPA antigen levels and decreased PAI-1 activity in a way that didn't occur during automated snow removal or maximal treadmill exercise. Young, healthy individuals showed protective responses to moderate exercise that prevented heart attacks.
Men with stable chronic heart failure experienced improved sexual activity and quality of life after regular cycling. The study found significant improvements in endothelial function, measured through brachial artery dilation and oxygen uptake, resulting from the exercise routine.
A new study analyzing 2,109 court cases on religion found that government regulations can disproportionately affect minority religions. The study, led by Dr. Roger K. Finke, reveals that minority religions are more likely to be involved in court decisions and less likely to receive favorable rulings compared to mainline churches.
A randomized study found that a moderate exercise program improved stress-induced blood pressure levels and sleep quality in older caregivers. The program, which included four 30-minute aerobic exercise sessions per week, showed significant benefits compared to nutrition counseling.
A new study by Yale University aims to investigate the effectiveness of a tailored home-based exercise regimen on quality of life and functional capacity in heart failure patients. The research also seeks to assess the program's financial practicality and potential cost savings compared to traditional care.
Researchers found that men exhibited a decrease in coordination during exercise-induced hypoxia, whereas women showed an increase. Conversely, women had lower ventilatory responses to hypoxia compared to men.
Research reveals women exhibit a greater decrease in arterial pressure during recovery, with reduced cardiac output and lesser increases in vascular resistance. Engaging light activity supports arterial pressure, regardless of gender.
A 250-participant study found that exercise programs reduced the risk of disability in older adults with knee osteoarthritis. The results suggest that physical exercise can play a crucial role in maintaining independence and reducing disabilities as people age.
A study found that only 28% of adults received counseling on physical activity, despite 68% not exercising for the recommended 30 minutes a day. Health care providers were more likely to recommend exercise to certain groups, including women, older patients, and those with chronic illnesses.
A large study found that having sex increases the risk of a heart attack by 2 hours later, especially for those with low exercise frequency. However, the absolute risk per hour is very low, and doctors should not advise patients to abstain from sex due to this risk.
Researchers found that a high pulse pressure during exercise was associated with endothelial cell dysfunction and blood-vessel stiffening, which may be an early sign of heart disease. This finding suggests that measuring blood pressure during exercise could be a more sensitive marker for detecting cardiovascular risk.
A study by UF researchers found that most sedentary adults overestimate the intensity of their moderate activities, with only a small percentage reaching high-intensity levels. The findings suggest that better guidance is needed for adults to define their level of activity and receive the greatest cardiovascular benefits.
A study by Johns Hopkins researchers found that church-based nutrition and exercise programs significantly reduced heart disease risk factors in African-American women. The program, which included on-site exercise and dietary activities, showed a 10% reduction in 11 of 13 risk factors for heart disease after one year.
A large clinical trial found exercise improves emotional health in frail elderly adults by increasing self-efficacy and sense of mastery. However, improvements were modest in size and did not affect physical health parameters such as gait speed.
A study of 786 children aged 7-9 found girls were less active than boys, with 14% of boys and almost one in four girls exercising less than the recommended minimum. Over 40% of children failed to engage in moderate physical activity.
A recent study found that short periods of moderate exercise can improve overall mood, increase vigor, and decrease fatigue. However, further improvement was not seen with longer workout sessions.
A USC-developed nutrition and exercise program has been shown to significantly reduce weight gain in children, increase fruit and vegetable consumption, and enhance physical activity. The Kids N Fitness program is effective in promoting healthy eating habits and regular exercise among obese children.
Researchers found that women who exercised on their own had better aerobic results than those in supervised groups. Exercise improved physical functioning by 5.7 points, with significant weight loss among tamoxifen users.
A study found that nutrient-dense food supplementation significantly lowered serum homocysteine and methylmalonic acid levels, indicating a reduction in cardiovascular risk. However, exercise had no effect on neuropsychological functioning or nutritional health in frail elderly subjects.
Researchers found that aerobic exercise improved specific areas of cognitive function, including memory and executive functions, beyond what was expected after depression lifted. The study suggests that exercise may offset some mental declines associated with aging.
A new study found that women are more likely to exercise if they have social support from family, while men need the support of friends. The study also revealed that students who believe in their ability to participate in exercise regularly tend to be more active.
A recent study found that US military members have lower physical fitness rates compared to civilians, with 37% exercising less than three times a week. However, military members who exercise tend to do so more regularly than civilians, and required physical training is an effective method for increasing overall activity levels.
Research suggests that even small amounts of physical activity, such as short walks or gardening, can be beneficial for seniors. A leading expert advises people to choose activities they enjoy and increase intensity gradually, rather than adopting a one-size-fits-all approach.
A study found that 28% of fitness clubs in Ohio failed to conduct pre-entry screenings for cardiovascular problems, while 17% reported heart attacks or sudden deaths. Gyms must implement recommended screening practices and emergency response plans to ensure member safety.
A study of nearly three million fitness club members found a small but definite increase in risk of exercise-related fatal heart attacks or strokes among sporadic exercisers. Regular exercise is recommended to lower this risk, particularly for those with cardiovascular disease.
A new study suggests that regular exercise is as effective as antidepressants in reducing depression rates. Participants who exercised regularly showed lower relapse rates, even six months after treatment ended.
A new study found that continued exercise significantly reduces the chances of depression returning, with only 8% of patients in the exercise group relapsing compared to 38% and 31% of the drug-only and exercise-plus-drug groups. Researchers suggest that exercise may be beneficial due to its active role in improving mental health.