Influenza (flu) - Symptoms and causes

CDC updates its list of coronavirus symptoms

The difference between COVID-19 symptoms and seasonal allergies

CDC warns coronavirus infections are much more widespread

Dr. Fauci explains how coronavirus spreads, why it is more serious than common cold or flu

What is a virus? How do they spread? How do they make us sick?

Researchers develop new immunotherapy treatment to target respiratory viral infections

CDC releases guidance on potential treatment for coronavirus-linked illness in kids

EEE, West Nile, malaria, dengue: What to know about mosquito-borne diseases spreading in the US