-
This year, face masks are on most parents' list of back-to-school supplies. But which ones are most effective? Here's how to choose the right one for your child.
-
After vaccination, antibody levels can help predict how much protection a COVID-19 shot offers, scientists are learning. The finding could speed up the development of future vaccines.
-
The agency argues that vaccinated people are safe without masks. But the guidance leaves room for plenty of unvaccinated people to mingle dangerously, and many argue that this is fueling case surges.
-
With news about vaccinated people getting coronavirus infections, should you be worried? How common are breakthrough infections? Here's what scientists know and what they're trying to learn.
-
Evolutionary anthropologist Herman Pontzer shares why some of the most physically active people in the world don't burn more calories than office workers. And what that means for your fitness goals.
-
The nation's top doctor, Vivek Murthy, says misinformation will keep sowing mistrust and endangering lives unless all Americans do their part to fight it.
-
As the delta variant takes over in the U.S., new, localized outbreaks are emerging. Those surges are likely driven by pockets of dangerously low vaccination rates.
-
Clinical trials show Wegovy triples the average weight loss seen with other drugs. Whether it will reach many patients largely depends on whether insurers decide to cover it.
-
With more ticks carrying disease than ever, here's what you need to know about which ticks to watch out for and what to do if you get bitten.
-
A swimmer of any skill level might need your help, and preventing a drowning takes closer supervision of the kids than you might think. The distress signs can be subtle and quick.
-
They don't qualify for Medicaid in their states, but earn too little to be eligible for subsidized ACA health plans. It's a gap in health care coverage, and some politicians are trying to fix it.
-
Scientists caution that as the planet warms, more Americans could be exposed to disfiguring varieties of the Leishmania parasite. Overtreatment can be a problem, too, experts warn.