An ancient coronavirus may have infected the ancestors of people living in modern-day East Asia tens of thousands of years ago.
India reported 312,731 new COVID-19 infections on Thursday, the highest single-day increase ever reported worldwide.
U.S. overdose deaths surged during the first half of the COVID-19 pandemic, according to preliminary data from the CDC.
Dogs can sniff out SARS-CoV-2 in urine samples with 96% accuracy, according to a proof-of-concept study.
People vaccinated against COVID-19 may require booster shots within nine to 12 months of their initial vaccination.
Leaving middle seats empty on airplanes helps reduce COVID exposure to passengers, a new CDC study finds.
The CDC and FDA are recommending a pause in administering the J&J vaccine to investigate reports of 6 cases of rare blood clots.
A monoclonal antibody cocktail developed by Regeneron reduced risk of developing symptomatic COVID-19 by 81% in household contacts living with a positive case, company said.
The company hopes to make the vaccine available to the age group before the start of the fall school year.
Two doses of either vaccine were 90% effective at preventing infections, and a single dose was 80% effective.