Shortages of both supplies and workers are wreaking havoc on the efforts of COVID at-home test makers to deliver enough of the tests to Americans, even as the federal government pledges to provide 500 million free, at-home...

The risk of hospitalization for COVID-19 among older Americans is far higher for those who are unvaccinated than for those who are fully vaccinated and have had a booster shot, new government data shows. The differences were...

Pot vendors are aiming their ads at kids. Some recreational pot shops are using tricks from the old playbooks of alcohol and tobacco companies to target underage users on social media, a new study reports. Read more...

Americans don’t like to dwell on dying, so maybe it isn’t surprising that compared to other nations, the United States does just a middling job of providing a good death. The United States ranked in the middle...

Herd immunity against COVID-19 is unlikely, and coping with the disease will likely hinge on vaccination, treatment and ensuring adequate hospital capacity, a new study conducted in Los Angeles County claims. With herd immunity, most people have...

Some arthritis drugs may reduce the effectiveness of COVID vaccines, according to the Arthritis Foundation, which also offers advice on booster shots. Research is limited, but evidence suggests that disease-modifying drugs used for arthritis may reduce the...

Sharing food and smooching are two ways babies can suss out whom they can depend on to take care for them, a new study suggests. The tell-tale clue common to both is a surprising one: saliva. “Babies...

If you or someone you know has suffered a concussion, a medical evaluation is crucial, an expert says. A concussion is “a short-lived functional brain injury typically caused by a bump or blow to the head,” Cleveland...

If the sound of a dental drill sends shivers up your spine, you’re likely in good company: Finnish researchers say that one of every two adults fear the dentist at least a little, while one in 10...

Having a child with type 1 diabetes can be a challenging health condition for parents to manage, but new research suggests an “artificial pancreas” system may beat standard treatment in controlling the blood sugar disease in young...