A woman's risk of developing multiple sclerosis (MS) during her lifetime is doubled if she was obese at age 18, new research shows. Read more »

Procter & Gamble Co is voluntarily recalling about 120,000 bottles of Vicks Sinex nasal spray after finding the bacteria B. cepacia in a small amount of the product made at its plant in Gross Gerau, Germany, and sold in the United States. Read more »

A US study on cholesterol released today contains both good and bad news. Read more »

People who have had repeated flu infections -- or repeated flu vaccines -- may have some protection against the new pandemic swine influenza, U.S. researchers said on Monday. Read more »

Slow walking may not only mean getting to your destination later, according to a new study by French scientists: Older people who walk slowly are almost three times more likely to die of heart disease and related causes than older people who walk faster. Read more »

Women who smoke while they are pregnant often don't admit it, which means they're missing out on an opportunity to get help to kick the habit, new research published in BMJ shows. Read more »

An analysis of 19 studies provides additional evidence of increased asthma risk in children and adults given acetaminophen. Read more »

People with bipolar disorder who smoke appear to have a heightened risk of suicidal behavior -- possibly because they are generally prone to impulsive acts, a new study suggests. Read more »

Overuse of antibiotics in Europe is building widespread resistance and threatening to halt vital medical treatments such as hip replacements, intensive care for premature babies and cancer therapies, health experts say. Read more »

Older people with stronger muscles are at reduced risk of developing Alzheimer's disease compared to their weaker peers, a new study shows. Read more »