Fitness trends come and go. However, every once in a while, a training method emerges that truly endures. One of those methods currently dominating gyms and running tracks alike is high-intensity ...

Lungs burning, legs ceasing up – no one actually enjoys interval training. Pushing through the pain is the only way to unlock faster PBs and achieve a higher level of fitness ...

A randomized trial found boxing-style HIIT reduced body fat by 13.2% compared to walking. Here's what the peer-reviewed research says about boxing and weight loss.

Interval training is great for boosting cardiovascular endurance and promoting overall fitness. Our fitness expert, Judd NeSmith, NASM-CPT, PES and founder of Serious Fitness, explains interval ...

High-intensity Interval Training (HIIT) is a training technique in which short periods of intense exercise are alternated with brief recovery periods. This tends to maximise effort in a short time, it ...

Pyramid intervals are the secret of successful runners! In the world of running, there are numerous training methods aimed at ...

I used to train with a group that spanned the spectrum from milers to marathoners, all at a similar competitive level. For large stretches of autumn and winter, we could all train together in some ...