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Tag: "exercise" at biology news

UW launches study testing adult stem cells for heart damage repair

... better with reductions in chest pain and improved exercise capacity during the early stage of the trial. That's encouraging to us." Coronary artery disease is the most common form of heart disease and is the leading cause of death in the United States. This condition occurs when the coronary arteries and...

Fitness has fallen since the days of Ancient Greece

... according to research by University of Leeds (UK) exercise physiologist, Dr Harry Rossiter. Dr Rossiter meas...letes were genetically better adapted to endurance exercise than we are today." Dr Rossiter worked closely with Professor Boris Rankov, Professor of Classics...

When your brain talks, your muscles don't always listen

.... Even in the frail elderly, it is possible to use exercise bands for manual resistance to improve the speed of movement." Knight has always been interested in how the body adapts to exercise. When he entered college years ago, his goal was to become an elite track-and-field athlete. While he competed well...

Power-boosting signal in muscle declines with age

As people age, they may have to exercise even harder to get the benefits afforded to younge...s muscles a kind of metabolic boost in response to exercise is blunted in older animals. The researchers found that so-called AMP-activated protein kinase (AMP...

Red flag for repetitive stress injuries identified for first time in humans

...tive intervention ?ibuprofen, rest breaks at work, exercise ?can be evaluated as to their effectiveness in preventing the development of chronic work-related conditions and, consequently, the need for more serious measures such as surgery. "If the injury to the tissues can be halted, then hopefully long-t...

Helium helps patients breathe easier

...ructive pulmonary disease (COPD) to increase their exercise capacity by an average of 245 per cent. COPD is a ... per cent oxygen, 60 per cent helium) improves the exercise tolerance of COPD patients to a greater extent than oxygen alone, which is currently used for treati...

Switching genes to overdrive improves muscular dystrophy symptoms in mice

...al the fibers to contract. Part of the reason that exercise builds stronger muscles is that it increases PGC-1alpha activity. Conversely, disease or lack of exercise reduces PGC-1alpha activity, causing a loss of NMJ function and weakening, or atrophying, of muscles...

100 percent of pregnant women have at least one kind of pesticide in their placenta

...ood whose chemical content is low. Moreover, daily exercise and the avoidance of tobacco (which could also be a source of inadvertent exposure) are very important habits which help to control the presence of pesticides in our organisms. ...

Keeping the immune system from starting a 'food fight'

... "Humans were not meant to deal with little to no exercise and a constant bombardment of nutrients," said Gökhan Hotamisligil of the Harvard School of Public Health of his team’s findings. "If we could find ways to strengthen STAMP2 or prevent its suppression, the body might retain control," effectively unli...

Salk scientists hammer out a pathway that promotes muscle cell survival in mice

...s on a set of muscle-specific genes in response to exercise by releasing a brake that normally keeps these genes off. Learning how this pathway affects cellular responses may provide clues for improving cellular health in diseases affecting muscle and other cell types. "In addition to muscle, this regulat...

Runners -- Let thirst be your guide

...dividuals engaging in prolonged types of endurance exercise at risk of potentially lethal water intoxication, ...erts who study disorders of water metabolism. Such exercise includes marathons, triathlons, and long distance cycling. This serious condition, known as exercis...

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