Merck shares have been under pressure amid disappointing sales trends for its Gardasil HPV vaccine. The company's broader ...

Avian influenza is in the same virus family as seasonal flu. Poultry has proven to be very sensitive to the virus, which ...

An off-label prescription drug has been shown to help children with autism gain the ability to speak. Leucovorin is used for cancer patients, but doctors are pushing for its approval for autism.