For fitness enthusiasts who need a little cardio variety, HIIT (or high-intensity interval training) has long been a popular choice. According to a study in Biology of Sport, HIIT — which pairs short ...

This 4-minute routine is designed to push your heart rate up, engage multiple muscle groups, and maximize fat loss. Unlike ...

Your boring workout is secretly sabotaging results try HIIT for faster fat loss muscle gains and nighttime metabolic burn.

Try doing 10 to 15 reps for two to three sets. Practicing easier pushup variations will help you get closer to the real thing ...

A woman was treated for minor injuries after she drove a vehicle into a Jamba Juice storefront in Pico Rivera on Saturday ...

Kirsten Ferguson taught me "runner’s math," surviving side cramps and running form hacks. Plus, she shares a 20-minute speed ...

Hop on the stair climber and warm up with an easy pace for 3 minutes. Then move through three progressively harder blocks of intervals, adjusting your pace and intensity as needed. Wrap it up with a ...

When I heard about Jazzercise’s new Vital Sculpt HIIT workout specifically designed for midlife women, I had to give it a try ...