Researchers are still determining the cause of these extended symptoms, but some COVID-19 "long-haulers" may actually be ...

Using a variety of laboratory and animal models, the team found that cysteine fuels the production of the antioxidant ...

What is the immune system? The immune system works to keep germs and other foreign substances out of the body and destroy any that get in. It's made up of a complicated network of cells and organs. It ...

What is Raynaud's phenomenon? Raynaud's phenomenon is a problem that causes decreased blood flow to the fingers. In some cases, it also causes less blood flow to the ears, toes, nipples, knees, or ...

“Prior studies have looked at diabetes risk in new users of integrase strand transfer inhibitors,” Hwang explained. “Our ...

Johns Hopkins and other BRAIN Initiative Cell Atlas Network (BICAN) researchers have enhanced a cellular road map of how the ...

“It’s tough to watch everybody get sick,” she adds. “You live in constant worry.” ...

What is stuttering in children? Stuttering is a speech problem. The normal flow of speech is disrupted. A child who stutters repeats or prolongs sounds, syllables, or words. Stuttering is different ...

The Johns Hopkins Hospital has been named an Honor Roll hospital in U.S. News & World Report’s 2025–26 Best Hospitals list. The U.S. News Honor Roll is composed of the 20 top-ranked hospitals in the ...

Diabetic retinopathy is a leading cause of blindness in American adults and the most common eye disease in people with diabetes. Wilmer Eye Institute retina specialist Mira Sachdeva, M.D., Ph.D., ...

Three researchers from @HopkinsMedicine have been elected to the 2025 class of @aaas fellows for their scientific ...

The procedure involves removing eggs from the ovaries, fertilizing them to create embryos, letting them grow for several days and then freezing them. When thawed, the fertilized eggs — embryos — can ...