Many Americans are now eligible for a COVID vaccine booster. Are you? Our quiz will help you figure it out.

An advisory panel to the Centers for Disease Control and Prevention has backed the rollout of boosters for the Moderna and Johnson & Johnson vaccines.

The Food and Drug Administration has authorized booster shots for the Moderna and Johnson & Johnson COVID-19 vaccines. It's also allowing "mixing and matching" of vaccines as boosters.

An FDA advisory committee recommends people who received the Johnson & Johnson COVID-19 vaccine be given a booster shot.

The FDA's advisory committee met to debate the best course ahead for improving immunity against the delta variant for people who received the Johnson & Johnson vaccine.

The Food and Drug Administration's vaccine advisory committee met Thursday to consider whether a Moderna booster shot is safe and helpful in the country's fight against COVID-19.

The investment is a response to an ongoing national shortage and follows a $2 billion investment in September to supply rapid tests to community health centers, food banks and schools.

Ivermectin is a medication that's been around for decades, and it's been a miracle drug — against parasites. But now, ivermectin is the latest drug caught up in a COVID-19 controversy.

Scientists are still studying whether the deworming medicine could have any effect on COVID-19. But the frenzy over the drug has far more to do with politics than science. Here's how that happened.

Ivermectin is used to fight worms and other parasites in animals and humans. But people are taking it to treat COVID-19, despite warnings from experts and poisonings tied to the drug.

Using the COVID vaccine "off-label" — whether that's for booster shots or young children — may be tempting to some vaccine providers, but the CDC warns it could get them into trouble.

The CDC says using COVID-19 vaccines in ways that have not been authorized — such as in underage children, or as a booster dose — can leave providers and individuals uncovered if problems arise.

An advisory committee to the Centers for Disease Control and Prevention is meeting Monday to consider whether any changes are needed to its existing recommendations for the Pfizer COVID-19 vaccine.

If all goes to plan, Americans who got Pfizer or Moderna shots can get a third dose eight months after their last jab. Here's why health officials think you'll need one.

Federal officials are signaling the COVID-19 booster shots for the general population could be coming as early as this fall. It could boost immunity before prior vaccinations start wearing off.

The CDC is officially recommending an additional dose of vaccine for people with weakened immune systems who have already received two doses of either the Moderna or Pfizer COVID-19 vaccine.

The CDC officially recommends the use of an additional COVID-19 shot for immunocompromised individuals who did not get much protection from the first doses.

As kids return to school amidst the delta variant surge, parents can look out for certain symptoms and follow some recommended steps to keep children and their classrooms as safe as possible.

Some public health experts are also parents of little kids, and have to strategize to keep those too young to be vaccinated safe from getting or spreading the delta variant. Here are their tips.

Millions of American kids are headed back to school, this time as a fourth wave of the pandemic builds. We hear what parents should know about keeping them healthy.