Learn all about anaerobic exercise, including how it betters performance and differs from aerobic physical activity.

Whether your goal is to pack on muscle, clock a new PR, or live past 100, here’s what the experts want you to know.

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 ...

Hill repeats. Intervals sprints. Heavy lifting. Whether you realize it or not, anaerobic exercise may already play a part in your workouts. And if it doesn’t? Well, it might be time to add this type ...

Runners hear the terms aerobic and anaerobic thrown around, but understanding the difference between the two can change how you approach your workouts. Together, these energy systems form the backbone ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." On practically every “types of aerobic exercise” list, cycling is one of the primary examples. And for ...