Many people use zinc supplements to boost immunity or improve acne symptoms. Learn how much zinc is safe for you, and what to watch for if you use it long term.

Medically reviewed by Alex Yampolsky, PharmD Zinc is a mineral found in food and taken as a supplement. It can help with cold ...

Kenneth Lee, M.D., the medical director of the Sleep Disorders Center at UChicago Medicine; Jordan Hill, R.D., C.S.S.D., a ...

There’s no proven cure for a cold, but many people have remedies they swear by when they’re feeling under the weather. (Chicken soup or citrus fruit, anyone?) One common strategy is taking tablets or ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When you’re feeling under the weather, we all know we have to hydrate, rest, and have patience. But what ...

NEW YORK (Reuters Health) - Zinc acetate lozenges taken within 24 hours of developing symptoms of the common cold reduce the duration and severity of symptoms, according to a report in The Journal of ...