American Physiological Society

Changes in sleep architecture increase hunger, eating

A new study shows that both length of time and percentage of overall sleep spent in different sleep stages are associated with decreased metabolic rate, increased hunger, and increased intake of calories (specifically from ...

Oct 22, 2012
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When it comes to the good cholesterol, fitness trumps weight

There's no question that high levels of good cholesterol—also known as high-density lipoprotein (HDL)—seem to be protective against heart disease. Rather than depositing fat into the blood vessels the way the "bad" cholesterol ...

Oct 09, 2013
popularity 4.3 / 5 (3) | comments 1

Genes may thwart seniors' exercise gains

Keeping strong and physically fit is crucial to maintaining independence among the elderly. Exercise has repeatedly been shown to reduce or slow age-related declines in physical function and is a widely recommended for seniors, ...

Mar 14, 2014
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Serotonin could play a large role in bone loss

Scientists have long known that calcium leaches from the bones both during lactation and in certain types of cancer. The driver behind these phenomena is a molecule called parathyroid hormone related protein (PTHrP), which ...

Feb 21, 2012
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