"The vaccine is so effective," Dr. Summer Davies, a pediatrician currently treating hospitalized patients at Texas Tech University Health Science Center and Covenant Children's, told ABC News.

Minutes before his confirmation hearing, the White House pulled David Weldon's nomination to lead the Centers for Disease Control and Prevention.

Tuesday marks five years since the World Health Organization (WHO) declared the global outbreak of COVID-19 to be a pandemic.

A possible second measles death has been recorded in the U.S. this year after a New Mexico resident tested positive for the ...

We invite you to watch an Eyewitness News special, COVID Impact: 5 Years Later, as we examine how the virus has changed our lives and continues to impact us.