Long COVID: How Researchers are Zeroing in on the Self-Targeted Immune Attacks That May Lurk Behind it

Studies revealed that patients with severe COVID-19 share some of the key traits of chronic autoimmune diseases.

Signs There May Be Something Wrong With Your Blood, Including Weight Loss

Experts explain what to know about blood disorders and signs that indicate you have one. 

COVID Can Live on These 5 Grocery Items for Days, Says New Report

Researchers discovered the worst COVID offenders.

High-Intensity Exercise May Reduce Your Risk of Cancer, New Study Suggests

Up your workout, and decrease your metastatic cancer risk by 72%.

Kirstie Alley Has Died of Colon Cancer, and Here are the Symptoms to Watch For

The Cheers star has died at the age of 71 of colon cancer and experts share what to know about the disease and signs to watch out for.

These are the Symptoms of a Vitamin C Deficiency, Including Hair Loss

Learn why a vitamin C deficiency can be harmful and what the signs are. 

I'm a Dementia Doctor and These are the 5 Most Common Symptoms People Miss

Neuropsychologist shares signs of dementia people often miss. 

6 Foods Making Your Gut Issues Worse

To avoid exacerbating your gut issues, steer clear of these foods when experiencing digestive discomfort.

How This New Cookbook May Help You Live a Longer Life

An exclusive look at the new cookbook by Dan Buettner, founder of the Blue Zones Project.

I'm a Doctor and These are the Symptoms of the Flu, Including Aches and Chills

Doctors explain what to know about this flu season and symptoms to watch out for.