There were around 50 separate measles outbreaks across 44 states in 2025, totaling in 2,242 cases, according to the CDC.

A third dose of the Pfizer/BioNTech COVID-19 vaccine can "strongly" boost protection against the delta variant -- beyond the protection afforded by the standard two doses, suggests new data released ...

Video above: FDA votes to authorize more COVID-19 boosters, mix-and-matching doses in some casesA booster dose of the Pfizer/BioNTech coronavirus vaccine was found to have a high efficacy — 95.6% — ...

CVS Pharmacy and Walgreens are both now administering COVID-19 booster shots, but only for those with weakened immune systems. It comes after the Food and Drug Administration ruled that transplant ...

People who followed the US vaccination schedule and got two doses of the measles, mumps and rubella vaccine as a child are considered protected for life against the disease. But some people, including ...

A measles outbreak that began in January has sickened hundreds of people, with smaller outbreaks and scattered cases across the U.S., from Florida to Alaska. At least two children have died. With ...

Flu cases have been on the rise, and this is not just the case in the US and the UK, but also in India. In Delhi itself, flu-like illnesses, and respiratory infections have been on the rise in past.

NEW BRUNSWICK, N.J. -- Booster doses of Johnson & Johnson's one-shot coronavirus vaccine generated a big spike in antibodies, the frontline immune system defenses against infection, the company ...

If you've been hopping between arms for booster shots, a new study suggests that your lymph nodes remember exactly where you first got jabbed and perform far better when you return to that same arm.

Neutralizing antibody levels rose 37-fold one month after the booster was given. Moderna announced Monday that its COVID-19 vaccine booster increases antibody levels against the omicron variant within ...

Moderna is urging the US Food and Drug Administration to authorize a half-size booster of its Covid-19 vaccine, according to a briefing document posted Tuesday, ahead of a key meeting of the agency's ...