Tag: "sedentary" at biology news
Resident birds display migratory restlessness
...e as a proxy for Zugunruhe. African stonechats are sedentary
species that do not abandon their breeding grounds in Kenya. To investigate the presence of Zugunruhe in a resident species, the researchers raised and bred the offspring of Kenyan stonechats in their lab in Germany. One group of these birds was held...
Wide variety of physical activities may protect teens against risky behavior: Study
...nts, defined according to the types of physical or sedentary
activities they participated in frequently. These ...r previous research revealed physical activity and sedentary
behavior patterns that vary among teens, and these activity patterns go beyond highly active and not...
Mars challenge is protecting humans from long space travel and heavy metal ion bombardment
...t occur among the growing ranks of our elderly and sedentary
population." In concluding, he noted that the "wonder of physiology is that all of the changes we experience in space are the body's automatic adaptations to the new physical environment. They are physiologically appropriate, even though they would ...
Language barrier just one roadblock to diabetes control for Chinese-speaking immigrants
...ghted in the series ranged from impact of the more sedentary
American lifestyle, increased exposure to television and advertising, and reduced physical education programs in schools....
The first baby boom
...griculture. "The new farming system, resulting in sedentary
societies vs. forager nomadism, not only greatly increased the number of people who could be fed, but also boosted individual fertility in women to a possibly unique extent on such a scale in human history," write the authors....
Aquaporin and obesity
.... The current epidemic of obesity is mostly due to sedentary
living habits and the changes of living habits, rather than to any particular genetic alteration. Without a doubt, the development and perpetuation of obesity is due to the joint action of external environmental factors in combination with numerous ...
Tufts professor chews on the nutrition-oral health connection
... result, childrenare spending more time engaged in sedentary
indoor activities,especially television viewing." Palmer extends the comparison by noting that both childhood obesity anddental cavities are nearly twice as likely to affect Americans withlower income, those with less education, and those of specific...
Low-level exercise delays heart failure, markedly extends lives, even with hypertension
...r of over-exertion The experiment involved three sedentary
control groups (9 months, 15 months and 22 months ...ups were 22 months of age, nine rats in the oldest sedentary
group were near death in severe, end-stage decompensated heart failure (one had already died) and th...
Ecology must be part of research on renewable energy
...tion and decommissioning of an ORED, local loss of sedentary
infauna and reef builders would be expected, while non-sedentary marine benthos would be displaced," Dr Gill says. Also as yet uninvestigated is the potential impact of noise and electromagnetic fields from ORED on coastal animals. According to Dr Gi...
Aerobic exercise helps find genetic regions linked to prediabetes
...atments." Four hundred and forty-one nondiabetic, sedentary
parents and offspring in 98 white and 90 black fam...and analysis strategies. By selecting nondiabetic, sedentary
people and then looking at their exercise response in this study, we were able to analyze a unique s...
Racehorses, asthmatics, meatpackers may have similar etiology of airway disturbances
...thletic horses (or formerly athletic ones) than in sedentary
ones. Determining the range of air temperatures where airway damage occurs. Horses as unique model for human exercise, pulmonary research; good for horses, too Davis notes that horses are particularly good models of human exercise and especially ...
Jeffrey Friedman, discoverer of leptin, receives Gairdner, Passano awards
...years following World War II, most began leading a sedentary
lifestyle while eating foods with high salt and fat contents. Subsequently, a disproportionate percentage of people on the island have developed one or more conditions associated with Syndrome X. By analyzing the genetic inheritance patterns of the e...
Don't count on vitamin C to boost your exercise performance
...city (MAC) and maximal cardiac output (MCO) in the sedentary
older adults, thus creating the possibility that l...e stage for the greatest possible effect, "we used sedentary
older people because we wanted the highest level of oxidative stress as possible. But they were stil...
NC State gets $1.59M grant to map genome of parasitic worm
...rted. A female root-knot nematode will then become sedentary
and produce as many as 1,000 eggs in 30 days, which will hatch and re-infect the roots. So you can have multiple generations infecting plants in one season," Opperman says. Above ground, infected plants will show stunted growth or become yellowed or...
Muscle loss from space travel, prolonged inactivity linked to two genes
...ness, and fatigue that can plague space travelers, sedentary
or bed-ridden individuals, or anyone whose muscles undergo long periods of disuse. "By understanding the genes necessary for muscle atrophy," says Kandarian, lead researcher and professor of health sciences at BU Sargent College of Health and Re...
JCI table of contents, November 15 2004
... For people with immobilized limbs, sedentary
lifestyles or subject to extended periods of bed rest, muscle disuse often leads to the loss of muscle tissue known as muscle atrophy. Earlier studies have implicated three proteins NF-kappaB, p50, and Bcl3 in the development of atrophy, however th...
Pesticides may promote Parkinson's disease and exercise may offer protection
...be active had lost fewer dopamine neurons than the sedentary
rats. "There was a problem with these studies, however," says Michael J. Zigmond, PhD, of the University of Pittsburgh. "The injections of the neurotoxin used to mimic Parkinson's were made in a way that causes a very abrupt death of the dopamine ne...
Society for Psychophysiology Research
...ention were greater for physically fit compared to sedentary
children and in association with this physically fit children showed faster reaction times on a behavioral task. These findings underscore the importance of physical fitness programs for America's children and show that benefits of fitness program ex...