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 Jamie Johnson, RDN Key Takeaways Zinc may help prevent cold symptoms or shorten the length of a ...

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

Zinc plays an important part in immune health, digestion, wound healing, and taste and smell. Exceeding the recommended daily allowance could cause cramps, vomiting, and other side effects. A varied ...

Sleep plays a critical role in overall health. According to the American Academy of Sleep Medicine, high-quality sleep is ...

With cold and flu season in full swing, many people are searching for home remedies to fend off viruses or to treat symptoms like a stuffy nose, cough and sore throat. Claims like these have led ...

The short answer is yes, zinc can be effective in reducing the duration of a cold. Research has consistently supported its role in shortening cold symptoms, particularly if taken early. A ...

In wintertime, it can feel as if everyone is sick. From passengers coughing and sneezing on the bus to kids in daycare surrounded by multiple illnesses, the so-called common cold is a virus easily ...