Take your fitness to the next level with this advanced HIIT workout—no equipment needed, no repeats, just full intensity to ...

Learn more about this metric and the best training sessions to add to your schedule to boost your cardio fitness.

Many runners strive to get faster, and boosting VO2 max is often part of that goal. One way to achieve both: The interval ...

Plus, the 80/20 rule for optimal results ...

Burn calories quickly with this full-body HIIT workout, designed to get results without the need for equipment. Get fit and ...

Gains ahead.

HIIT once boosted your fitness, now it leaves you shattered. Learn how experts suggest balancing Zone 2 and intervals for women over 40.

Steady-state cardio may be more helpful for beginners looking to manage their weight, while HIIT is a great way to boost aerobic fitness quickly.

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older ...

AI-driven audio technologies have revolutionized workout music by analyzing movement patterns and adjusting rhythm intensity. These systems simulate motivational beat patterns during high-impact ...

Combining Zone 2 running, goal pace running and sprinting in your weekly training plan can be ideal for developing aerobic endurance, pacing skills and explosive speed.

The actor explains why he’s stepped away from heavy weights in favour of HIIT and outdoor movement ...