Diseases, Conditions, Syndromes

What heart and stroke patients need to know about COVID-19 in 2022

Two years into the pandemic, researchers have learned a lot about how COVID-19 affects people with heart disease and stroke survivors. But like the coronavirus itself, what everyone needs to know keeps evolving.

Diseases, Conditions, Syndromes

Does decades-old smallpox vaccination protect against monkeypox?

Health officials are scrambling to stretch scarce doses of vaccine to slow the mounting monkeypox outbreak, but do older people already vaccinated as kids for the related but deadlier smallpox virus already have protection?

Diseases, Conditions, Syndromes

Rethink what you thought you knew about COVID-19 reinfection

Forget what you thought you knew about catching COVID-19 more than once. SARS-CoV-2, the virus that causes COVID-19, keeps evolving—and so has information about your risk of being reinfected.

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