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How COVID Affects Your Heart, According to a Cardiologist

For American Hearth Month, Dr. Jennifer Haythe explains the impact of COVID-19 on one of the body's most vital organs

Dustin Diamond Died of Small Cell Lung Cancer — Here's What to Know About the 'Aggressive' Disease

"There really is no early detection for this kind of cancer — it just grows too fast," says Dr. Nathan Pennell, an oncologist at the Cleveland Clinic

You’ll Still Need to Wear a Mask After Getting a COVID Vaccine — Here's Why

Between a slow vaccine rollout and lingering questions about COVID-19 transmission, health experts say Americans should expect to keep masks on for most of 2021

'Long Hauler’ COVID Patients Still Have Symptoms Months Later — and Most Are Women and the Elderly

People with “long COVID” cases continue experiencing fatigue, headaches, shortness of breath, heart palpitations and respiratory issues after seemingly getting better

Dr. Anthony Fauci Predicts That a COVID-19 Vaccine Could Be Available by April 2021

We may see a vaccine next spring if "all of the vaccines that are in clinical trials have proven to be safe and effective," Dr. Fauci said

More Health Explainers

Paul Rudd Plays 'Certified Young Person' in New Coronavirus PSA, Tells Millennials to Wear Masks

The humorous PSA is part of New York Governor Andrew Cuomo's national Mask Up America campaign