Possessing one or another version of a gene key to metabolizing the B vitamin folate may make a big difference in who responds to vitamin supplements intended to treat negative symptoms of schizophrenia, according to a new study.

A high-salt diet may be a risk factor for autoimmune diseases like multiple sclerosis (MS), according to three papers published in the journal Nature on Wednesday.

Insomniacs looking for a good night's sleep may want to hit the treadmill, take a walk or play a game of golf or tennis because a new report released on Monday shows exercise promotes good sleep and the more vigorous the workout the better.

Women who get a little more than the recommended daily amount of iron in their diets may be less likely to get a more severe form of premenstrual syndrome (PMS), according to a U.S. study.

Children will meet activity goals to earn rewards, but the extra effort doesn't necessarily affect their weight and health, according to a new study.

Local doctors yesterday urged more public education to dissuade Taiwanese from seeking organ transplants in China, where they said such operations are not transparent.

Lack of sleep has a potentially harmful effect on gene expression, according to a study out Tuesday that sheds light on the link between sleep deficits and a wide range of health conditions.

Volunteer work has long been touted as good for the soul, but the practice is also good for your heart, according to a study out Monday in the journal JAMA Pediatrics.

On any given day in the United States, 18 percent of men and 11 percent of women drink more alcohol than federal guidelines recommend, according to a study that also found that 8 percent of men and 3 percent of women are full-fledged “heavy drinkers.”

Children who were bullied and those who were bullies themselves are both at higher risk for depression, anxiety and panic disorder years later, according to a U.S. study.