Medicine

Penn Med researchers found that memory T and B cells play a significant role in fighting COVID-19 even 6 months after vaccination.

A Nobel Prize winner joins us. And, what does the American Heart Association have to say about salt and aspirin?

Much of the world is open to Americans, particularly vaccinated travelers, but the rules vary. Here’s what you need to know before you go.

The advisers to the Food and Drug Administration voted Thursday to recommend a lower-dose booster shot for seniors and other high-risk groups.

Philadelphia’s health commissioner said the city risks another epidemic of preventable deaths if health care workers don’t get inoculated against the coronavirus.

The FDA will scrutinize company data on the safety and effectiveness of the drug, molnupiravir, before rendering a decision.

In early tests, the drug reduced the chance of people being hospitalized for or dying from COVID-19 by 50%. What about safety?

Demand has been high as individuals, employers, and organizations use the tests as a relatively cheap and simple tool to monitor for infections.

Texas abortion clinics are canceling appointments they had booked during a 48-hour reprieve from the nation’s most restrictive abortion law.

The lack of racial and ethnic diversity in bone marrow transplant registries can have life-threatening consequences.

After more than 15 years of multiple sclerosis, a patient travels to Mexico for a risky, experimental treatment called HSCT, against her doctor's advice.

Health experts advise patience, and caution against stressing boosters in lieu of vaccinating the unvaccinated.

With no standardized survey available to measure patient experiences with racism, some researchers are turning to Yelp to do the work.

Billions more in profits are at stake for some vaccine makers as the U.S. moves toward dispensing COVID-19 booster shots to shore up Americans’ protection against the virus.

To aid with the booster rollout, the county Office of Public Health will expand vaccination hours starting Sept. 27.