How the Delta variant has changed the course of the pandemic

Name: How the Delta variant has changed the course of the pandemic
Uploaded: 2024-08-13T09:42:19Z
Description: The Delta variant represents the majority of coronavirus cases in the U.S. right now. Here's what we know about how contagious it is, the symptoms and immunity.

The Delta variant represents the majority of coronavirus cases in the U.S. right now. Here's what we know about how contagious it is, the symptoms and immunity.