Growth hormone plays a major role in how the body handles sugar and fat, so not getting enough sleep could also increase the risk of gaining weight, developing diabetes, or having heart problems.

healthy. Bodybuilders, for example, rely on deep sleep to boost levels of growth hormone, which builds muscle and burns fat.

A newly discovered feedback loop involving estrogen may explain why women might become dependent on nicotine more quickly and with less nicotine exposure than men. The research could lead to new ...

Have you ever wondered how easily you perceive and interpret your newborn’s cues and needs? Oxytocin, also known as the “love ...

WASHINGTON -- Scientists may be learning why it's so hard to stop the cycle of violence. The answer may lie in the nervous system. There appears to be a fast, mutual, positive feedback loop between ...

"The brain is an exquisite sensor of what's going on in your body," says Cold Spring Harbor Laboratory Assistant Professor ...

On the face of it, the equation “eat less than you burn so you'll lose weight” seems beautifully clean and logical. The ...