Measles is caused by a highly contagious virus that’s airborne and spreads easily when an infected person breathes, sneezes ...

Measles, once declared eliminated in the U.S., has seen a resurgence, with recent cases linked to travelers passing through U.S. airports.

Measles is the most contagious disease that we know. It spreads with unbelievable efficiency, in a nonimmune or a partially immune population,” says Dr. Adam Ratner, pediatric infectious disease ...

An Air India flight has returned to Hong Kong shortly after takeoff due to a midair technical issue. It comes days after ...