Fit_bymary on MSN

Fast calorie-burn HIIT workout – full body, no gear required

Torch calories fast with this full-body HIIT workout—no gear required! Perfect for home or travel, this routine blends cardio ...

Two HIIT sessions a week is the sweet spot for improving your cardio, says study. Here’s what they should be

The message for runners? Two HIIT sessions a week appears to be the ‘Goldilocks’ zone when it comes to improving VO2 max and ...

Can My Treadmill HIIT Class Get Me Faster? Experts Offer Insight

Those mid-class sprint intervals are tough. But experts break down whether they really get you ready for race day.