About 300 people have been exposed to a metro Atlanta measles outbreak that began with an unvaccinated person and spread to two other family members. Here’s what to know.

A map published by the CDC shows that 32 states and Washington, D.C., have “very high” levels of flu, while 11 states are classified as having “high” levels, according to the most recent data, which ...

New Mexico, Texas and Nebraska are among the states with the highest number of people showing flu-like symptoms.

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike upward in most states, according to the Centers for Disease Control and ...

Schools across the United States are closing temporarily due to surges of flu and other seasonal illnesses among students and staff. Here's what parents need to know.

A rule enacted by the Biden administration that took effect for many Affordable Care Act plans on Jan. 1 should make it ...