Mariah Carey recently opened up about her struggle with bipolar disorder. As an assistant professor of psychiatry, I see her courage as an opportunity to explain bipolar disorder, a mood disorder...

For the first time, a treatment that boosts the immune system greatly improved survival in people newly diagnosed with the most common form of lung cancer. It's the biggest win so far for...

Many doctors recommend them, but fish oil supplements failed to help people with dry eye when put to a scientific test. About 14 percent of U.S. adults have dry eye, which causes pain and vision...

  Imagine that you are running a company, but you cannot get to your goal because all of your good workers keep quitting. For 30 years, your response to this problem has been to...

Americans love cosmetic surgery. Last year in the U.S., there were 1.8 million plastic surgeries and nearly 16 million nonsurgical procedures, like Botox – about one for every 20 Americans....

Two popular stop-smoking drugs are as safe for the heart as nicotine patches and dummy pills, according to research requested by U.S. and European regulators. The results come from an extension...

Government and other scientists are proposing a new way to define Alzheimer's disease — basing it on biological signs, such as brain changes, rather than memory loss and other symptoms of...

A big financial loss may shorten your life, a new study suggests. Middle-aged Americans who experienced a sudden, large economic blow were more likely to die during the following years than those...

There may be a critical window for overweight kids to get to a healthy level. Those who shed their extra pounds by age 13 had the same risk of developing diabetes in adulthood as others who had never...

"Nightmare bacteria" with unusual resistance to antibiotics of last resort were found more than 200 times in the United States last year in a first-of-a-kind hunt to see how much of a threat these...