HIIT

Let off steam and release some essential endorphins with these HIIT, yoga and dance classes. Your body and mind will thank you.
“I am in the best physical shape I have ever been in," said one fan of high-intensity interval training.
These quick routines will help whittle your middle.
Want to get the weight loss benefits of increased mitochondrial function without potentially damaging your metabolism? The
Burpees: Jump straight up with your hands in the air. Then, put your hands on the ground and jump your feet back to a high
HIIT (high-intensity interval training) has been the most buzzed-about sweat method for a while, but there's a new approach gaining momentum: LISS, or low-intensity, steady-state cardio. OK, it's not really new (hello, elliptical!). So why the sudden spotlight?