Dr. Collins and Fox News’ Neil Cavuto discuss the highly transmissible Delta variant and how it is affecting return-to-work plans, mask guidance Dr. Collins clarifies how the Delta variant spreads and why it is advised to wear a mask indoors in crowded settings. OD 2021-08-05T00:00:00Z The NIH Director
An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government
organization in the United States.
A .gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A lock (🔒) or https:// means you've safely connected to the .gov website.
Share sensitive information only on official, secure websites.
A lock (🔒) or https:// means you've safely connected to the .gov website.
Share sensitive information only on official, secure websites.