Measles cases in the U.S. are at their highest in more than three decades. The U.S. Centers for Disease Control and Prevention says the U.S. has 1,288 cases since the beginning of the year.

The Illinois Department of Public Health has declared the state's measles outbreak officially over. Eight measles cases, all linked to each other, were identified in southern Illinois in April and May,

Measles cases in the United States have reached their highest number in more than 30 years, according to new federal data published Wednesday.

The U.S. is having the worst measles outbreak in decades. Here’s what experts recommend you do to avoid getting sick.

The US Centers for Disease Control and Prevention on Wednesday tallied the highest number of US measles cases since the disease was declared eliminated a quarter-century ago, just as a key Senate committee split the vote to advance President Donald Trump’s nominee to lead the public health agency.

While Illinois has had eight cases of the virus so far this year, at least 1,288 cases have been confirmed nationwide, the most in more than 30 years, according to the Centers for Disease Control and Prevention.

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