MEDICINE

Feel your feelings, folks.

At its largest point, the sciatic nerve is about as big around as a man's thumb—plenty big enough to be an important part of the nervous system.

Surgeons may be able to use the flexible organic material to patch wounds and regrow damaged hearts.

Heart disease is the number one cause of mortality in the U.S., so this may be a game changer.

Several cases have been confirmed in New Mexico. But plague makes an appearance in the U.S.—and worldwide—every year.

Your stomach may very well be a key player in keeping your mood balanced.

Scientists say acetaminophen works as well as ibuprofen for reducing climbers’ risk of developing acute mountain sickness.

We thought we knew why we lose consciousness, but new research suggests we may have had it wrong.

Researchers are studying whether technology use is connected to depression, anxiety, and other issues.

Blocking a molecule called LAP can train the immune system to attack cancer cells and remember them in case they try again.

Dr. David Mischoulon, director of research at Massachusetts General Hospital's Depression Clinical and Research Program, sets the record straight about antidepressants.

Boys tend to grow out of asthma after puberty, and men are far less likely to develop it in adulthood than women are. Why?