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New research suggests that long-term use of any type of hormones to ease menopause symptoms can raise a women's risk of breast cancer.

For some people with diabetes, surgery may be the best medicine. Two studies have found that weight loss operations worked much better than the standard treatments to control Type 2 diabetes in obese and overweight people. Those who had surgery to staple the stomach and reroute the small intestine were much more likely to have their diabetes go into complete remission, or to need less medicine, than people given the typical regimen of drugs, diet and exercise, the studies found. The surgery also helped many to lower their blood pressure and cholesterol.

Officials at drugmaker Merck & Co. say they will take more time to decide what to do about an experimental blood thinner that gave disappointing results in a second big study....

Married women prefer their husbands to cook them dinner than have sex, and more than half would choose food over time in bed, an Australian survey has found.

The last known population of woolly mammoths did not "inevitably" die out because of inbreeding and lack of genetic diversity, a study suggests.

Women may not need a guy, a vibrator, or any other direct sexual stimulation to have an orgasm, finds a new study on exercise-induced orgasms and sexual pleasure.

Researchers believe they have identified why a mutation in a particular gene can lead to obesity.

A new study finds that young male fruit flies that have been rejected by females apparently self-medicate just like humans do.

A long-term study finds that eating any amount and any type increases the risk of premature death. Eating red meat — any amount and any type — appears to significantly increase the risk of premature death, according to a long-range study that examined the eating habits and health of more than 110,000 adults for more than 20 years.