The lung cancer pill Iressa has shown surprising results for patients with advanced disease where it has been at least as effective as a standard chemotherapy treatment, researchers reported on Thursday. Read more »

Banning fast-food advertising on television in the United States could reduce the number of overweight children by as much as 18 percent, researchers said Wednesday. Read more »

An experimental Merck & Co Inc drug that raises levels of a natural growth hormone failed to improve memory skills in people with mild to moderate Alzheimer's disease, U.S. researchers said Monday. Read more »

A report released Monday concluded that "Gulf War Syndrome" is a legitimate condition suffered by more than 175,000 U.S. war veterans who were exposed to chemical toxins in the 1991 Gulf War. Read more »

A dangerous, drug-resistant bacterium normally found in soil and water is on the increase in hospitals worldwide, an infectious disease expert warned on Tuesday. Read more »

The number of U.S. adults who smoke has dropped below 20 percent for the first time on record but cigarettes still kill almost half a million people a year, health officials said Thursday. Read more »

While men still fare better, fewer younger women are dying in the hospital after an acute heart attack than in the recent past, U.S. researchers said Wednesday. Read more »

For people keeping track of their blood fats, triglycerides may be the new lipid to watch, researchers said Tuesday. Read more »

Doctors may one day be able to use stem cells taken from umbilical cord blood to build new heart valves for children born with heart defects, German scientists said on Monday. Read more »

A measles outbreak in Gibraltar affecting almost one percent of the population shows officials may have wrongly judged the number of people vaccinated against the disease, according to health officials. Read more »