HIIT

When you’re running intervals, you can’t beat the precision and accuracy of a treadmill HIIT workout. If I plug seven…

All runners know that cross-training is essential — but forcing themselves to actually do it can be a struggle. That’s…

Popsugar Photography | Chaunté VaughnPopsugar Photography | Chaunté Vaughn Here’s a myth about HIIT workouts: they’re only for the super…