WASHINGTON (AP) -- Sunbathers headed to the beach this summer will find new sunscreen labels on store shelves that are designed to make the products more effective and easier to use. But despite those long-awaited changes, many sunscreens continue to carry SPF ratings that some experts consider misleading and potentially dangerous, according to a consumer watchdog group.

NEW YORK (AP) -- A deadly new respiratory virus related to SARS has apparently spread from patients to health care workers in eastern Saudi Arabia, health officials said Wednesday.

(Associated Press) -- Peter Nguyen was a promising medical student when his school learned that he had tested positive for the hepatitis B virus. He said he was blackballed by school administrators and forced to halt his studies.

SAN LUIS OBISPO, Calif. (AP) -- Authorities were investigating a valley fever outbreak that sickened 28 workers at solar power plants under construction in Central California.

DENVER (AP) -- Medical and recreational marijuana may be legal in Colorado, but employers in the state can lawfully fire workers who test positive for the drug, even if it was used off duty, according to a court ruling Thursday.

WASHINGTON (AP) -- With American troops at war for more than a decade, an unprecedented number of studies are looking into war zone psychology.