“If you live near flatter terrain, or you don’t have those rolling hills, treadmill workouts can be hugely beneficial for a ...

Rest days are an important part of any workout routine, since they help you to save your energy for future training days. But what counts as rest, exactly—do you need to avoid all exercise? I’ll break ...

We all want simple workouts that deliver results, and that's why the 21-15-9 format has become a staple in high-intensity functional fitness. Originally a CrossFit workout, it involves completing one ...

If you want to boost your cardio fitness, you’ve got two ways to level up your workouts: push harder or faster, or keep at it for longer. Each option comes with its own challenges. The first can ...