At least 245 new cases have been recorded, CDC data shows.

Once declared eradicated in the U.S., officials reported a 33-year high in measles cases in 2025.

Large swaths of the country are at an increased risk of contracting the highly contagious disease. See the risk by county in ...

Measles hot spots were found in areas like West Texas and southern New Mexico.

Researchers have mapped uptake of the measles, mumps, and rubella (MMR) vaccine across the United States, identifying large ...

Pockets of the US have worryingly low uptake of the MMR vaccine and it’s leaving populations vulnerable to disease. New ...

After a sharp uptick in flu cases in mid-December 2025, flu activity across the U.S. and Canada remains high. Although cases are trending downward in Canada as of Jan. 9, 2026, the season has yet to ...

The United States has just carried out the most sweeping rewrite of its childhood vaccine guidance in decades, cutting back the number of diseases for which shots are routinely recommended for every ...

Flu-like illness has reached its highest level in the U.S. in 25 years, according to updated numbers released by the CDC.

Last week, the CDC reduced the recommended vaccine list for children, marking several to only be recommended for “high-risk” ...

Florida reported 20 outbreaks of flu in 12 counties Jan. 4-10. What to know about symptoms, when to call a doctor.

The risk of a child dying from a COVID-19 vaccine is far lower than dying in a car accident. COVID-19 vaccines are effective in preventing hospitalizations, urgent care visits and long COVID in ...