By MORGAN WINSOR, ERIN SCHUMAKER, IVAN PEREIRA and EMILY SHAPIRO, ABC News(NEW YORK) -- A pandemic of the novel coronavirus has now infected more than 103 million people worldwide and killed over 2.2 million of them, according to real-time data... Read More.
By DR. MISHAL REJA, ABC News (NEW YORK) -- As new COVID-19 variants emerge that are potentially more contagious, specialists say that masks are more important than ever because they will lower the spread of the virus regardless of the variant."The... Read More.
By VICTOR ORDONEZ, SONY SALZMAN and BOB WOODRUFF, ABC News (NEW YORK) -- Around the globe, scientists are studying new and more contagious COVID-19 variants, and their potential impact on vaccines."It's not a surprise that we're seeing variants -- viruses do... Read More.
By DR. SEAN LLEWELLYN, ABC News(NEW YORK) -- Scientists around the world are on the lookout for new COVID-19 variants, which are caused by mutations of the virus when its replication machinery makes an error. Experts say these mutations and... Read More.
By DR. SEAN LLEWELLYN, ABC News(NEW YORK) -- In recent months, new variants of the virus that causes COVID-19 have been popping up all over the world, and experts say even more will continue to be identified as this pandemic... Read More.
By DR. SEAN LLEWELLYN and SONY SALZMAN, ABC News (NEW YORK) -- Two independent research groups published findings confirming what many scientists have long suspected: The U.S. has its own unique COVID-19 viral variants that are distinct from the U.K. and South African... Read More.
By SONY SALZMAN, ABC News (NEW YORK) -- A new study offers some reassurance that Pfizer and BioNTech's COVID-19 vaccine is likely to protect patients against two new variants of the COVID-19 virus: one now circulating rapidly in U.K. and the other South... Read More.