AP - New infectious diseases have been appearing more often, says a study that suggests"hot spots"where the next new germs are most likely to appear."We need to be out there in the hot spot regions looking for the next HIV,"said study co-author Peter Daszak.

AP - Many hospitals call it"code blue,"a signal given over the intercom when a patient's heart has stopped. When code blue works well, a team speeds to the bedside and revives the patient. The graveyard shift is the worst time to call code blue, a new study finds. Patients who go into cardiac arrest while in the hospital are more likely to die if it happens after 11 p.m., when staffing may be lower or patients watched less closely.

AP - U.S. cancer deaths rose by more than 5,000 in 2005, a somewhat disappointing reversal of a two-year downward trend, the American Cancer Society said in a report issued Wednesday. The group counted 559,312 people who died from cancer.

HealthDay - (HealthDay News) -- Here are the latest clinical trials, courtesy of Thomson CenterWatch:

HealthDay - WEDNESDAY, Feb. 20 (HealthDay News) -- Reducing children's salt intake may lower their consumption of sugar-sweetened soft drinks and reduce their risk of obesity, high blood pressure and other health problems later in life, British researchers say.