LONDON (AP) -- Malaria may be killing around twice as many people as experts previously thought, and it could also be hitting older children and adults -- long considered the least susceptible -- a new study suggests.

DAVOS, Switzerland (AP) -- Business and social media leaders teamed up Friday to tackle the transmission of HIV from mothers to babies, saying the medicine and the money are largely in place, and with the right organizational skills they can eliminate HIV-infected births by 2015.

LOS ANGELES (AP) -- California did not suffer a single death from whooping cough in 2011, the first year since 1991 that there have been no fatalities in the state from the highly contagious illness, health officials said Tuesday.

LOS ANGELES (AP) -- One of the world's smallest surviving babies is headed home.

WASHINGTON (AP) -- Babies don't learn to talk just from hearing sounds. New research suggests they're lip-readers too.

TORONTO (Canadian Press) -- A large new study suggests babies are at higher risk of developing a dangerous condition called persistent pulmonary hypertension if they are born to women who take widely used antidepressants late in their pregnancies.

(USA TODAY) -- When Carrie Cooper realized she could still go rock-climbing while pregnant, even she was surprised.

(Chicago Tribune) -- Hundreds of thousands of people in the U.S. -- mostly babies and toddlers -- were coming down with whooping cough each year when vaccines against "this menace," as one newspaper called it, were introduced in the 1930s and 1940s.