The newly released documents, which include the F.D.A.’s first technical analysis of the company’s 45,000-person clinical trial, presented evidence that the vaccine was safe,...
Young Shuar differ from most Western children in so many ways, though, including their genetics, that interpreting that study’s findings was challenging, Dr. Urlacher...
A variant first discovered in California in December is more contagious than earlier forms of the coronavirus, two new studies have shown, fueling concerns...
KABUL, Afghanistan — Afghanistan, whose citizens have largely brushed aside the coronavirus pandemic as exaggerated or an outright hoax, is now preparing to distribute...
The virus has reached every corner of America, devastating dense cities and rural counties alike through surges that barreled through one region and then...
The Food and Drug Administration said on Monday that vaccine developers would not need to conduct lengthy randomized controlled trials for vaccines that have...