From the outset of the Trump administration, bird flu, or H5N1 avian influenza, has flown rather conspicuously — and in fact ...

An interactive tool from Johns Hopkins University lets you track the disease as the U.S. suffers its worst year in decades. The United States is experiencing its worst measles outbreak in three ...

Measles was considered eradicated in the United States in 2000. For the first time in 25 years, cases have reached a new high ...

The Centers for Disease Control and Prevention ended its emergency response to bird flu as the outbreak that sickened dozens of people, spread to cattle, and drove up egg prices has abated.

Flu activity continues to decline in US, latest CDC data shows For the second consecutive week, flu activity in the U.S. has decreased.