Ghana became the first country to approve a new malaria vaccine for young children that may offer better protection agai...

WeightWatchers' acquisition of a telehealth company is just the latest commercial push into the market for a new generat...

Pfizer is submitting its experimental pill for COVID-19 for U.S. authorization, setting the stage for a likely launch of...

Merck has asked U.S. regulators to authorize its promising antiviral pill.

Experimental antibody drugs are among the most promising therapies being tested for treating and preventing coronavirus...