WASHINGTON — The U.S. will likely begin distributing a third vaccine against COVID-19 in the next week, and health officials are girding for questions about which one is best. The Johnson & Johnson ...

You mentioned in a recent column that prospective randomized controlled trials (RCTs) are a powerful type of study. Can you ...

As you're getting ready to enjoy the holiday season with friends and family, it's important to remember that COVID-19 is still around — but it doesn't need to ruin your festivities. Getting vaccinated ...

The CDC’s Advisory Committee on Immunization Practices no longer recommends that everyone 6 months and older receive updated booster shots. The committee also recommends separating doses of the ...

After the rofecoxib (Vioxx) withdrawal in 2004 made painfully clear how much harm a passive reporting system can miss, ...

File: A pharmacist holds a Pfizer and BioNTech COVID-19 vaccine shot on Thursday, April 24, 2025. (AP Photo/Jenny Kane, File) From Philly and the Pa. suburbs to South Jersey and Delaware, what would ...