What is caffeine powder?

Caffeine powder is an extremely concentrated form of caffeine that can be added to beverages. Research neuroscientist Nicole Avena, PhD, shares some warnings about the product, especially about the amount that is safe to consume.

You may be drinking more than you think—and it could affect your health.

Overdoing your daily brew can lead to a host of problems, including jitters, anxiety, insomnia—and much more.

Here’s how to use everyday cleaners safely and correctly to ward off germs.

Learn the basics of this public health tool and how it helped officials monitor and control the COVID pandemic.

While much of your cancer risk is out of your hands, you may be able to lower your odds by managing your weight.