Exercise in Biological News

1-finger exercise reveals unexpected limits to dexterity

"Push your finger as hard as you can against the surface. Now as hard as you can but move it slowly - follow the ticking clock. Now faster. Now faster." These were the commands for volunteers in a simple experiment that casts doubt on old ideas about mechanisms to control hand muscles. Complete...

Effects of maternal exercise on fetal breathing movements

NEW ORLEANS Exercise has many benefits for adults, teens, and youngsters. It is less clear what benefit, if any, exercise may have during fetal growth during gestation. Now that scientists have determined that, generally speaking, maternal exercise poses no significant risk to a fetus, studies are...

Effects of maternal exercise on fetal breathing movements

NEW ORLEANS Exercise has many benefits for adults, teens, and youngsters. It is less clear what benefit, if any, exercise may have during fetal growth during gestation. Now that scientists have determined that, generally speaking, maternal exercise poses no significant risk to a fetus, studies are...

Eating habits and exercise behaviors in children can deteriorate early

January 9, 2009, Philadelphia, PA As children transition from preschool-age to school-age, they may develop eating habits and leisure-time patterns that may not meet current recommendations and may contribute to childhood obesity. In a study published in the January/February 2009 issue of the Jo...

Fear of hypoglycemia a barrier to exercise for type 1 diabetics

This press release is available in French . Montreal, November 26, 2008 According to a new study, published in the November issue of Diabetes Care , a majority of diabetics avoid physical activity because they worry about exercise-induced hypoglycemia (low blood sugar) and severe conseque...

Recommendations for children's exercise lacking say experts

Researchers from the Peninsula Medical School in Plymouth, UK, have carried out research that suggests the one hour of moderate exercise a day recommended to children from health experts may not be enough to tackle the rising problem of childhood obesity. Their research has been published in th...

For insulin sensitive overweight patients, 1 session of exercise improves metabolic health

HILTON HEAD, SCOne out of every three Americans is obese. These individuals are at greater risk for additional diseases, since obesity leads to other health problems, such as diabetes. Obesity-related complications are associated with an abnormal fat metabolism in the muscle. As a result, a...

Brief, intense exercise benefits the heart

Short bursts of high intensity sprintsknown to benefit muscle and improve exercise performancecan improve the function and structure of blood vessels, in particular arteries that deliver blood to our muscles and heart, according to new research from McMaster University. The study, lead by kines...

Mass. General study shows how exercise changes structure and function of heart

For the first time researchers are beginning to understand exactly how various forms of exercise impact the heart. Massachusetts General Hospital (MGH) investigators, in collaboration with the Harvard University Health Services, have found that 90 days of vigorous athletic training produces signi...

Where college students live can impact their weight, eating and exercise habits

SAN DIEGO, CA Endometriosis is a poorly understood condition that incapacitates and affects the productivity and lifestyle of millions of women around the world. In the US, it affects approximately six million women and adolescents at a cost of some $1.6 billion per year. It is a chronic painful...

Eat less or exercise more? Either way leads to more youthful hearts

Overweight people who lose a moderate amount of weight get an immediate benefit in the form of better heart health, according to a study conducted at Washington University School of Medicine in St. Louis. And the heart improvements happen whether that weight is shed by eating less or exercising mo...

Built-in exercise monitor predicts fitness

We all hold the secret to getting fit, according to researchers from the University of Exeter. The research team has shown that we each have a built-in ability to judge how hard our bodies are working, often with remarkable precision. A series of studies over the last two years, culminating in...

Newly-identified exercise gene could help with depression

New Haven, Conn.Boosting an exercise-related gene in the brain works as a powerful anti-depressant in micea finding that could lead to a new anti-depressant drug target, according to a Yale School of Medicine report in Nature Medicine. The VGF exercise-related gene and target for drug developm...

Canadian Society of Exercise Physiology Annual Scientific Conference

The University of Western Ontario is set to host Canadas largest exercise science summit the Canadian Society of Exercise Physiology (CSEP) Annual Scientific Conference. The four-day, multidiscipline event runs from Wednesday, November 14 through Saturday, November 17 at the London Convention ...

Obesity and lack of exercise could enhance the risk of pancreatic cancer

PHILADELPHIA Obesity and aversion to exercise have become hallmarks of modern society and a new study suggests that a blood protein linked to these lifestyle factors may be an indicator for an increased risk of developing pancreatic cancer. Researchers from the Dana Farber Cancer Institute repor...

As good as it gets: Octogenarian muscles don't get stronger with exercise

BETHESDA, Md. (Mar. 31, 2009) Octogenarian women were unable to increase muscle mass after a 3-month weight lifting program targeted at strengthening the thigh muscle, according to a new study from the Journal of Applied Physiology . The results are surprising because previous studies have found ...

Symposium to look at genetic basis of exercise

BETHESDA, Md. (Mar. 18, 2009) 'Adaptation to exercise' is a familiar phenomenon, even if the phrase is not: A sedentary person takes up jogging and can barely make it around the block. After jogging regularly for a few weeks, the person can jog a mile, then two, then three. With regular exercise, ...

Community-intervention study links successful town makeover focused on boosting calcium and exercise

The battle against obesity in this country could be tackled one community at a time, according to a newly published study in the Journal of Physical Activity and Health. Researchers at the University of Colorado at Denver demonstrated the effectiveness of changing behaviors at a community level, s...

Walking not enough for significant exercise benefits

Walking is a popular form of exercise, but may not be enough to experience significant health benefits, a University of Alberta study shows. "Generally, low-intensity activity such as walking alone is not likely going to give anybody marked health benefits compared to programs that occasionally e...

Viagra improves high altitude exercise performance up to 45% for some

Sildenafil (Viagra) significantly improved the cardiovascular and exercise performance measures of trained cyclists at high altitude, mostly because the drug helped some participants improve a lot -- up to 45% -- while others showed little change. Sildenafil provided no benefit at sea level. Ten ...

NIH stimulus funding supports Emory biomedical scientists

...lus-funded projects at Emory thus far include: Blocking blood vessel growth in tumors: The creation of new blood vessels can be good a response to exercise or injury or bad, enabling the growth of a tumor. This project examines Syk, a molecule that appears to push blood vessels to grow in response to low...

K-State researchers say after-school programs should promote activity, healthy nutrition

...tructure of the school day. The baseline findings of the study have been published in numerous publications, including in the Journal of Sport and exercise Psychology , Journal of Physical Activity and Health , Nutrition Reviews and Journal of School Health . Preliminary outcomes were presented at the...

Leicester research paves way for first use in Europe of an insect to fight invasive plant

... controlling it in Britain have been put at 1.5 billion. Defra's Food and Environment Research Agency (Fera) has now launched a public consultation exercise into plans to control the Japanese Knotweed using a highly specialist sap-sucking insect or psyllid- called Aphalara itadori. This follows a rigoro...

Health benefits of physical activity more pronounced in women

...Many experimental studies have found that physical exercise can improve cholesterol levels and subsequently de... women, experience greater benefits as a result of exercise than men. The analysis of this large Atheroscle...2 year period, all individuals who increased their exercise by about 180 metabolic units per week (equivalent ...

Most older long-term cancer survivors have poor health habits

...rm cancer survivors who are interested in diet and exercise actually have poor health habits. The study also reveals that those survivors who do exercise and watch their diet have improved physical health... determine individuals' eligibility for a diet and exercise intervention trial. Interviews assessed exercise, ...

UTMB study identifies women at risk of gaining excessive weight with injectable birth control

...ooked at several potential predictors of weight gain, including age, race, baseline obesity prior to DMPA use, lifestyle variables such as smoking and exercise level, and weight gain at six months. They found that those who had gained more than 5 percent of their body weight within six months, or after just t...

A 'heart healthy' diet and ongoing, moderate physical activity may protect against cognitive decline

...hose physical activity levels consistently declined during the study period." According to the researchers, sedentary elders who began new aerobic exercise programs experienced improvements in cognitive function, especially the ability to process complex information quickly. "Sedentary individuals should ...

Army study improves ability to predict drinking water needs

...edict water needs not only for soldiers, but also for civilians who work or exercise outdoors. The study, "Expanded prediction equations of human sweat loss... even triple ordinary losses. Sweat rates also vary depending on body size, exercise intensity, clothing, air temperature, humidity, wind, and even the individu...

Two dietary oils, two sets of benefits for older women with diabetes

...ount of time. The participants were instructed not to change their diets or exercise patterns over the course of the study so the research would measure the eff... the course of the study to account for the potential for calorie intake or exercise to affect the results, Belury said. Physical activity remained unchanged th...

Triggering muscle development -- a therapeutic cure for muscle wastage?

...actor (MGF)?". There is hope that MGF can also help sufferers of diseases such as muscular dystrophy, ALS, renal disease or cancer, for whom intensive exercise is not an option. It may even prove useful to ameliorate muscle loss resulting from long periods in zero-gravity conditions during space travel. Dr. M...

Researcher finds Girl Scout meetings provide an opportunity to increase girls' physical activity

...Scout troops. He trained group leaders to instruct exercise sessions and promote healthful eating, and in effe...thy lifestyle and increased their participation in exercise activities. "We were striving to get the girls ...erate-intensity and moderate-to-vigorous intensity exercise during troop meetings. Statistically, Rosenkran...

3 to 6 months to lose weight gained in pregnancy is normal

... pregnancy is not a time to overeat." A lot of exercise in the weeks after birth will not necessarily help...en to lose the weight they gained in pregnancy. exercise is important when people are overweight, but after pregnancy, a lot of exercise does not necessarily help a great deal. The Instit...

IUPUI study finds living near fast food outlet not a weighty problem for kids

...tatistics over time. And other studies have not taken into account, as we did, families self-selecting their locations for example families who value exercise may be more likely to live near a park," said Dr. Sandy. ...

Test detects molecular marker of aging in humans

... measured by body mass index (BMI) despite other data suggesting that caloric restriction slows aging. The data suggest the possibility that reduced exercise may actually be worse with regard to molecular age than a higher BMI." "Although we don't know whether this test is a good reflection of cellular a...

Chemical in blood may explain susceptibility to bladder pain

...iseases, such as infections or cancer. No diagnostic test currently exists for IC, and the cause is unknown. Treatments range from oral medications to exercise for humans, and maintaining a safe environment for cats. "What we know now is that this testing method is very sensitive and specific for the disor...

'Honey bee health' of concern at Western Apicultural Society conference

... Applegate, a nationally renowned expert on nutrition and fitness and member of the UC Davis Department of Nutrition faculty, will speak on "Honey and exercise Physiology." Randy Oliver, a Grass Valley beekeeper and also a part-time researcher, teacher and author, will offer "Beekeeping Tips Based on Ex...

USC researchers present diabetes findings at American Diabetes Association Scientific Sessions

...ns including helping diabetes patients avoid "post exercise hypoglycemia," the role of pancreatic beta cells i...rovide expert commentary on diabetes research. exercise Anne Peters, M.D., professor of medicine and d... the management of diabetes treatment, the role of exercise in treatment of diabetes, and patients' vulnerabil...

New study finds lowfat chocolate milk is effective post-exercise recovery aid for soccer players

... JUNE 1, 2009, SEATTLE Soccer players and exercise enthusiasts now have another reason to reach for l... Many experts agree that the two-hour window after exercise is an important, yet often neglected, part of a fi...st of a workout and stay in top shape for the next exercise bout. Sweating not only results in fluid losses, b...

Is cherry juice a new 'sports drink?'

...e in Seattle, Wash. The study showed people who drank tart cherry juice while training for a long distance run reported significantly less pain after exercise than those who didn't. Post-exercise pain can often indicate muscle damage or debilitating injuries. In the study of sixty healthy adults aged 18...

Report updates guidelines on how much weight women should gain during pregnancy

...MI) as well as gaining within the recommended levels during gestation are the best ways to minimize the risks, the report calls for increased diet and exercise counseling and programs to help women attain a normal BMI. The new guidelines update recommendations the Institute of Medicine made in 1990 and re...