vaccinations

Children were made eligible for booster doses after health authorities reported finding evidence the virus has spread in multiple areas of London but found no cases of the paralytic disease in people.

The Biden administration is allowing the shot to be given between layers of skin — a method that only requires a fifth of the full dose — in order to increase vaccinations and slow the outbreak.

There isn't currently a Lyme disease vaccine on the U.S. market. Researchers are hoping to change that.

The Biden administration is scrapping plans to offer COVID boosters for people under 50 this summer. Instead officials will push for an earlier release of the next generation boosters in the fall.

The Biden administration is considering expanding eligibility for a second COVID-19 booster to those under 50 to try to protect more people against the latest omicron surge.

A coalition of religious groups, conservative think tanks, and Republican attorneys general have chipped away at local and state authority, altering how the nation can respond during health crises.

Institutional racism, greed, and a broken global health system are all working against African nations where people are dying from COVID in silence, according to a scathing assessment from one expert.

Pfizer and Moderna have refused to divulge details of how to make their cutting-edge COVID shots. Here's what two scientists — and longtime best friends — are doing about it.

Anti-vaccine advocates have repurposed a catchy, succinct, and potent slogan. Its unlikely source: the reproductive rights movement, which has been linked to the phrase for more than 50 years.

With immunity waning and the super-contagious omicron family of variants getting better at dodging protection, the Food and Drug Administration decided boosters intended for fall needed an update.