Why measles is spreading again and who faces the highest risk

Measles in adults and children in the last few months in California have brought home the fact that the extremely contagious virus is in our backyard. Once under control and even eradicated, measles is making a strong comeback, ...

5 things to know about the Ebola outbreak

Michele Barry, director of the Stanford Center for Innovation in Global Health, explains how this strain differs, why public risk outside the DRC remains low, and what a global response requires.

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