As measles spreads across the U.S., a few fully vaccinated people have contracted rare breakthrough cases. Here's what to know and why vaccination is still important.

The U.S. has seen more than 500 measles cases and two deaths since the start of the year, but few people say they are very concerned about the virus.

Discover the 5 devastating long-term effects of measles beyond the rash, including immune system damage that leaves you vulnerable to other diseases for years.

Measles vaccination rates for young children may be as low as 71% in younger children, well below the threshold needed for herd immunity.

As a measles outbreak spreads across the United States, doctors are now seeing a new and unexpected danger: children getting sick from taking too much vitamin A.

Kennedy made a show of shipping vitamin A to measles-stricken communities. The state’s public-health department didn’t take up the offer.

Childhood vaccinations have not recovered from the slump that happened after the pandemic, according to new research.

An out-of-state visitor with measles could have exposed others at a Mercer County medical center last week, the state Health Department announced Friday. The patient visited the emergency department at Capital Health Medical Center in Hopewell from 5:15 p.m. on March 22 to 1:30 a.m. the following morning, according to the state announcement.

With measles cases on the up, there are fears that vaccine scepticism fuelling outbreaks in countries such as the United States could be risky for Australia too.