Vaccine

Health officials are learning the delta variant surging across the U.S. is appearing to cause more severe illness and can spread as easily as chickenpox.

Israeli health authorities began administering coronavirus booster shots Friday to people over 60 who’ve already received both does of a vaccine, in a bid to combat a recent spike in cases.

U.S. health officials say people who are fully vaccinated should get tested if they've been around someone who has COVID-19.

Leaders on both the federal and local levels are stepping up incentive measures to motivate people to get vaccinated. With the expansion of the delta variant, positive COVID-19 cases have once again put a strain on the hospital system.

Florida Gov. Ron DeSantis is making headlines again.

The Centers for Disease Control and Prevention updated its COVID-19 testing guidelines for vaccinated individuals as more data reveals the transmissibility of the delta variant.

As researchers continue to study COVID-19 and the delta variant, the term "viral load" continues to be brought up.

AstraZeneca said it intends to seek U.S. approval for its COVID-19 vaccine later this year, further delaying the application even as the company announced it had already delivered more than 1 billion doses to other countries.

Despite the record-breaking number of hospitalizations happening in Central Florida right now, officials with most of the local hospital systems said they are not mandating staff to get vaccinated at this point.

The U.S. Department of Veterans Affairs.

U.S. health officials say the highly contagious delta version of the coronavirus is behind changes to mask guidelines.

An open letter to students published Tuesday by the university system’s Board of Governors “strongly” recommended students get vaccinated before coming back to school. The letter was signed by the leaders of each state university.

AdventHealth, Central Florida’s largest hospital chain, has once again elevated its emergency status due to rising COVID-19 patients, health care officials announced Monday.

We're one step closer for young children to get cleared for coronavirus vaccines.

Pfizer came out with promising data about a coronavirus vaccine booster.

Tokyo has reported 3,177 new coronavirus cases, setting an all-time high and exceeding 3,000 for the first time days after the start of the Olympics.