Just 1% of health R&D targets women. The Gates Foundation aims to change that with $2.5 billion push

Globally, women live an average of three-and-a-half years longer than men, for a variety of genetic, hormonal, and societal reasons. But women tend to have shorter “health spans”—years of living in good health. Partly due to the perils they face in pregnancy and childbirth, they spend more of…