According to researchers in New York, 75 percent of patients grapple with sleep problems.

A course of psychotherapy equal to $1,300 may improve psychological well-being more than a significant pay raise, English researchers say.

According to Dr. Mehmet Oz--celebrity physician and frequent Oprah guest--women should get mammograms starting at 40 if that's what makes them most comfortable.

The pain reliever morphine may accelerate the growth of cancer cells, a study suggests, but a newly-approved drug may help keep tumors from spreading.

The U.S. Preventive Services Task Force is suggesting that women under the age of 50 no longer need to be routinely screened for breast cancer, saying the risk of false positives, unnecessary radiation, and unneeded biopsies outweigh the benefits of...