Once upon a fitness goal, a young girl spent hours upon hours on the treadmill, one 30-minute steady-state workout at a time. She wanted to lean out -- aka lose body fat to improve muscle tone -- and ...

The first time I heard the words "aerobic" and "anaerobic" exercise was in my elementary school health class around the time we had "the talk" (we girls later received packets of pads and powder fresh ...

Some runners have funny ideas about the meaning of the word “anaerobic.” It’s not their fault, though, because even many exercise physiologists harbor an outdated understanding of aerobic and ...

The deeper you get into the fitness world, the more science-y terms you’ve probably come across. Take anaerobic exercise, for instance. You’ve probably heard that phrase thrown around, but what does ...

Think about how you feel doing your 12-3-30 routine on the treadmill versus during a high-intensity interval (HIIT) class. You probably feel like you could maintain that first one for a pretty solid ...

The formula everyone always hears about weight loss is “calories in, calories out” — burn more calories than the number you consume, and you’ll slim down. That’s why you’ll see folks carefully ...

Anaerobic exercise comprises brief, strength-based activities, such as sprinting or bodybuilding, whereas aerobic exercise is centered around endurance activities, such as marathon running or ...

Throughout my life, I had identified as a long-distance runner, competing in high-school cross-country and working up to half marathons. But looking back, I now realize my running background contains ...

Chances are that if you’re not a competitive endurance athlete, you’re probably not that concerned about your aerobic or anaerobic status during training. You may not even know the difference between ...