Health

According to Novavax, the vaccine's manufacturer, it had a 100% efficacy against the original strain of the coronavirus, and 93% efficacy against more worrisome variants.

What is the risk, if any, while someone is expecting? WHYY’s Health Desk Help Desk looked into what the research is showing.

Driving the switch is a decrease in visitors and a Delaware County goal of reaching people without transportation access.

Places of worship have deep roots in local communities. All Faiths Vaccination Campaign is leveraging those relationships to address racial inequities.

It can be genuinely thrilling when a new drug is approved for use in the U.S. It may be a big step forward in treating folks with, say, HIV or diabetes or breast cancer.

The agency approved an Alzheimer's drug called Aduhelm against the wishes of nearly every member on the panel.

U.S. regulators are allowing the release of 10 million doses of Johnson & Johnson's COVID-19 vaccine from a troubled Baltimore factory, but many other doses can't be used.

Alaska is the sole state where average rural rates of fully vaccinated people have grown faster than urban rates since April 19.

The information, contained in an active Google spreadsheet, includes the names of people who were potentially infected with the coronavirus.

Vaccinated Philadelphians will no longer need to wear masks indoors, except in certain settings, like public transportation, schools, city courts.

COVID-19 vaccines are effective and state officials have the data to prove it. Of more than two million residents who were fully vaccinated, a small fraction got the virus.

At the Please Touch Museum Tuesday, Philadelphia and Pa. health officials discussed safety guidelines for children who can’t get the vaccine yet.

The governor was often peeved last year when residents were being told to quarantine when visiting New Jersey or Pennsylvania. This year he’s optimistic that won’t happen.

With little ones in group learning settings again, those runny noses and ear infections are starting to come back too, doctors say.

For some, loosening mask restrictions have become a source of stress and uncertainty — a sign of the erosion of trust that’s occurred during the pandemic.