Doctors know that obesity can render children less likely to benefit from anti-cancer drug therapy and suffer relapse. Researchers think they may know why. ...more

November 26, 2009

The largest study ever of multivitamin use in older women found the pills did nothing to prevent common cancers or heart disease. The eight-year study in 161,808 postmenopausal women echoes recent disappointing vitamin studies in men. ...more

February 9, 2009

In a small-scale study on which researchers plan to expand, a component of the human immune system was turned into what initially appears to be a potent weapon against a deadly form of skin cancer. ...more

June 25, 2008

A Veiled Threat The supplements you take may help cancer hide, say researchers at Fred Hutchinson Cancer Research Center in Seattle. Calcium masks an early warning sign of prostate cancer. ...more

September 27, 2007