Thomas Kohout

Sitting in his office along Pennsylvania Avenue, Alan E. Greenberg, M.D. ’82, M.P.H., radiates an air of excitement.

Sub-Saharan Africa bears 24 percent of the world’s disease burden, but has just three percent of its health workforce. Training — and retaining — physicians on the continent has been an ongoing challenge.

According to the American Academy of Dermatology, roughly 50 million men and as many as 30 million women in the United States experience some form of hereditary hair loss.

A decade ago, Jennifer Ambroggio, M.D., was a seasoned embryologist living in California with her husband and young child. But something wasn’t quite right. “I felt isolated in the lab,” she remembers.

Video games, with their hypnotic flashes of color and light; their promise of hours of distraction; their offer of competition without need for coordination, strength, or stamina, might seem to be the furthest thing from a pathway to peak fitness.