Anaerobic exercise uses glucose for energy, instead of oxygen. Aerobic (cardio) and anaerobic exercises both improve health, but only anaerobic exercises build muscle mass and strength. Anaerobic ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

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As you age, your body changes. Some of the things you used to be able to do aren’t as easy anymore. It’s normal to have changes in flexibility, muscular strength, bone density, and the time it takes ...