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 ...

Breaking a personal time barrier is no easy feat. While it could be as simple as following a time goal-based training plan, it’s often the small details of your workouts that give you an edge and help ...

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 ...

Anaerobic exercise is similar to aerobic exercise but uses a different form of energy — quickly and immediately. Anaerobic exercises include high-intensity interval training (HIIT), weight lifting, ...

Put simply, aerobic and anaerobic refer to the different ways in which your body produces energy while you’re running. We use the words to distinguish between different running intensities and to ...