Health & Science

Federal scientists say kid-size doses of Pfizer’s COVID-19 vaccine appear highly effective at preventing symptomatic infections among elementary school children.

‘Period poverty’ is the inability to access menstrual hygiene products and waste management services.

The shots could begin early next month — with the first children in line fully protected by Christmas — if regulators give the go-ahead.

The search for solutions to address climate change is urgent. People want action now, something that will move the needle. But every solu ...

More than 70% of Philadelphians are vaccinated, and the health department aims to reach the remaining third.

Federal health officials say millions more Americans can get a COVID-19 booster and choose a different vaccine for that next shot.

“Climate change is first and foremost a health crisis unfolding across the U.S.,” said Dr. Renee Salas, a co-author of one of the reports.

Three leading pediatric health organizations are sounding the alarm about "soaring rates" of depression, anxiety and suicidal thoughts among children and adolescents.

A salmonella poisoning outbreak has affected more than 30 states. Federal health officials link it to onions grown in Chihuahua, Mexico, distributed by ProSource Inc.

The Food and Drug Administration authorized booster doses of the COVID-19 vaccines made by Moderna and Johnson & Johnson following unanimous votes by a committee.

All future contractors for the state of New Jersey must prove that they or their employees are vaccinated or be subjected to weekly testing for COVID-19.

Plus, less than a quarter of all firefighters submitted proof of vaccination. Officials again declined to impose a tougher mandate on municipal workers.

Within hours of formal approval, expected after the CDC advisory meeting scheduled for Nov. 2-3, COVID vaccine doses will begin shipping to providers across the country,

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

About 1 American child in 6 experiences obesity, says a new report from the Robert Wood Johnson Foundation. Deepening poverty has a big impact.