Michael Mina is assistant professor of epidemiology at the Harvard T.H. Chan School of Public Health, a member of the School’s Center for Communicable Disease Dynamics, and associate medical director...

While the world awaits the development and approval of a vaccine that will help in the global fight against COVID-19, medical experts are worried about how the impending flu season could exacerbate already...

If you were walking through the jungle and a tiger came lunging toward you, you would probably run. But if you spotted a tiger way off in the distance, your brain would take the time to imagine possible...