Vaccines

People line up to test for coronavirus disease (COVID-19) in a mobile test car on August 27, 2021 in New York City.Brendan McDermid | ReutersThe US goes into Labor Day weekend with just over four times as many Covid-19 cases and more than…

Juan Rodriguez (L) reacts as he receives the Janssen Covid-19 vaccine from Johnson & Johnson administered by professional nurse Christina Garibay at a Skid Row community event held on August 22, 2021 in Los Angeles, California, Covid-19…

A general view of Duke University Chapel on the Duke University campus on March 4, 2016.Lance King | Getty ImagesDuke University issued a staff vaccination mandate and mandatory masking across campus on Monday after a Covid-19 outbreak…

Newly released data confirm that the Pfizer-BioNTech and Moderna vaccines are both associated with rare heart problems and that this side effect is most common in adolescent boys and young men after the second vaccination. Still, the…

BETHLEHEM, West Bank - Since the coronavirus first surfaced in the occupied West Bank, Suha Gadeon has eagerly worn her mask, avoided meeting friends and refused to house family members or attend public gatherings.But Ms. Gadeon, 41, the…

The power of messenger RNA is evident now as vaccines from Moderna, BioNTech, and Pfizer have weakened the power of the coronavirus in accessible and high-uptake communities.But in early 2020, when a mysterious and dangerous new pathogen…

The largest published study to date of certain post-vaccination side effects found that people were at slightly higher than normal risk of blood clots after an AstraZeneca or Pfizer BioNTech syringe. However, the same coagulation…

President Biden, who has pledged to fight the coronavirus pandemic by making the United States the "vaccine arsenal" for the world, is facing increasing criticism from public health experts, global health advocates and even Democrats in…

Coronavirus vaccines offered strong protection against infection for key workers earlier this year, but became less effective when the highly contagious Delta variant became the predominant form of the virus, according to a study published…

The Centers for Disease Control and Prevention released three studies on Wednesday that, according to federal officials, provided evidence that all Americans would need booster shots of the Pfizer BioNTech and Moderna coronavirus vaccines…