Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

Armed with a poster and flyers in his hand and a stethoscope around his neck, Venezuelan physician Samuel Suárez set out on foot to provide life-saving advice on how to prevent COVID-19 infection to ...

Ziyad Al-Aly is chief of research and development at VA St. Louis Health Care System and a clinical epidemiologist at Washington University in St. Louis. Since 2020, the condition known as long ...