Upper body workout (11 min)

This beginner workout will help you shape up your arms while getting your heart rate up. No weights or special equipment required.

Tighten your triceps—and more—with these arm-toning moves.

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.

Cardio is not the only way to burn calories and stay fit. Learn about gentler, meditative movement patterns from around the world.