A child in California has tested positive for bird flu, despite having no known contact with infected animals, state ...

Efforts to get smokers to quit and to prevent exposure to secondhand smoke are a mixed success, the U.S. Surgeon General says ...

Tax credits that have significantly slashed out-of-pocket health costs for millions of Americans are set to expire next year ...

The floods which killed 227 people in Spain last month could shave 0.2 percentage points off its economic growth in the final ...

Pressure mounted on rich nations Wednesday to commit nearly $1 trillion a year in assistance for poorer countries as time ...