NBC News medical contributor Dr. Natalie Azar joins the 3rd hour of TODAY to answer questions about the coronavirus. She talks about how to care for a sick person in your household without exposing others, truths and myths of immune…

As the coronavirus continues to spread, Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, explains how the virus transmits from person to person and why it is more serious than the common cold or seasonal…