Tag: "exercise" at biology news
UT Southwestern space researchers pinpoint mechanism involved in loss of consciousness after space flight
...increasing the consumption of both salt and water, exercise
training both endurance and strength training to increase the heart size and flexibility and expand the blood volume and behavioral modification to facilitate return of blood back to the heart has helped more than approximately 75 percent of patien...
Cardiac stress tests may indicate if blockages will recur after angioplasty with stent implant
...are taken while the patient is at rest. They then exercise
on either a bicycle or treadmill and are injected ... while stressed. In individuals for whom physical exercise
is inappropriate, dipyridamole, which mimics the hearts action when exercising, is given to the pati...
Testosterone dose-repsonse relationships in healthy young men
...e strength training or moderate-to-heavy endurance exercise
during the study. These instructions were reinforc...petition maximum (1-RM) method. A seated leg press exercise
with pneumatic resistance was used for this purpose. Subjects performed 5-10 min of leg cycling and ...
Gender issues related to spaceflight: A NASA perspective
...onses to spaceflight and covers cardiovascular and exercise
physiology, barophysiology and decompression sickn...ls could occur. The reason for concern is that the exercise
necessary for long-term cardiovascular and musculoskeletal fitness may be strenuous enough to cause ...
Gender differences in respiratory response to exercise and hypoxia
...s by analyzing phase coordination of breathing and exercise
rhythms during bicycling in normoxia and hypoxia c...ed 22 men and 22 women (19-41 years) who underwent exercise
tests of six minutes at workloads of 50, 80 and 110 percent of their anaerobic threshold (AT). Conti...
Gender differences in cardiovascular regulation during recovery from exercise
...diovascular responses during recovery from dynamic exercise
in humans. Background and Study Several studies...portant role in arterial pressure maintenance when exercise
is stopped. Because women exhibit less orthostatic tolerance than men at rest, women may be more sus...
Space Research Briefs - Sept./Oct. 2001
... in space will allow astronauts to either increase exercise
or take medications to counter the loss of bone and muscle mass due to long-duration microgravity exposures," said Dr. Harry K. Charles, NSBRI technology development associate team leader and assistant department head for engineering at The Johns Hop...
Honey shines in athletic research, has scientific community abuzz
...tudy convinced us that honey can improve endurance exercise
capacity," concluded Dr. Kreider. This research demonstrates that honey is a carbohydrate option for athletes based on its low glycemic index, positive metabolic response, and effective energy production. These results are great news for athletes or...
APS August/September journal hot picks
...d allergy sufferers and their bronchial responses, exercise
studies on elite athletes, differences among black...ams do not provide the same benefits as resistance exercise
programs. Methodology: Post-traumatic response to burn injury leads to significant and prolonged s...
Genome superheroes unmask
...ple ideas behind the most important puzzle-solving exercise
in recent history. The program, called GigAssembler, had to trim and assemble the nearly 400,000 pieces of human DNA sequence generated by the HGP over a decade. To perform this daunting task, GigAssembler used a so-called "greedy" algorithm that as...
GIS, bioinformatics collaborations offer promising new perspectives
...vironmental factors," Jacquez continued. "But this exercise
was mostly limited to generating hypotheses, not facts. As a result of new dialog between the fields, as weve had at this conference, we are gaining an important mechanistic link between individual-level processes tracked by genomics and proteomics...
Study: 'Pill' may cancel some bone-building benefits of exercise
...Ind. Young women who take oral contraceptives and exercise
may have increased risks of bone loss, according t...ds and nutrition, suggests women ages 18 to 30 who exercise
while using oral contraceptives may lose bone density in the hip and spine, even more than women who...
Exercise effects dependent on time of day
...some hormones differs according to when in the day exercise
is performed. Subjects who exercised at night ...much larger drops in glucose levels in response to exercise
than at other times of day. Exercise in the evening and at night elicited large increases in the lev...
Resistance training complements aerobic exercise for women
...after a workout and may be as important as aerobic exercise
for women in the fight against fat, according to r...., C.P.T., lead author of the study and a clinical exercise
physiologist at Hopkins. "To get the maximum benefit, women need a combination of cardiovascular wo...
New study questions role of ginseng as mood enhancer
...evious research found, using a controlled physical exercise
stress test, that ginseng had no effects when given to normal, healthy adults." In this latest research, the group taking 200-mg of ginseng experienced a 2.5 percent increase in positive feelings during the eight weeks, but the group taking a placeb...
Physically fit, leaner older people are happier, study says
...nd director of cardiac rehabilitation and clinical exercise
physiology at Hopkins. "In this study of older me...en and 22 women ages 55 to 75 who signed up for an exercise
program. The participants had mild hypertension but were otherwise healthy. Researchers assessed t...
New technique illuminates events obscured in the geologic record
...e of the most fascinating things about this little exercise
is how people in the scientific community react to it," he says. "There are some people who are still apprehensive of computers. Other paleontologists may not appreciate it because this goes against the way we have approached these studies of distrib...
Activity decrease in exercising older adults linked to decline in resting metabolism
... out with a study in 1998 showing older adults who exercise
regularly burn more calories at rest than their se...ll. "This is further evidence of the importance of exercise
for older people," said Bell of CU-Boulders department of kinesiology and applied physiology who hea...
Once thought extinct, Siamese crocodile is photographed in Siam
... the world. The surveys were part of a training exercise
by WCS and the Thailand Royal Forest Department, which included a team of 30 foresters, students and researchers studying wildlife in Kaeng Krachan National Park, Thailand's largest protected area. The training program was supported by WCS, and the ...
Researchers study muscle cell damage that occurs when astronauts return from space
...going to look like Arnold Schwartznegger unless we exercise
like him." Weightless life in space is more akin to time spent as a couch potato. When astronauts return and reload muscles B particularly with activities, such as walking down stairs or down a hill, that simultaneously stretch and contract muscles...
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