Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Okay, doing a workout literally called "Insanity" doesn't really sound fun.

Do a squat jump. Now do as many as you can in a minute. Now do that same thing again, but for burpees, high knees, and a lot of other (honestly kinda painful) exercise moves. It's insanity. No ...

WEBVTT SYNERGY IS THE KEY WORD....WHEN IT COMES TO TURNING THE CRAZY DAYS OF SUMMER INTO A TIME FOR AN INTENSE WORKOUT. IN FACT...OUR GUEST TELLS US IT'S SO INTENSE...THAT IT'S CALLED "INSANITY." ...

A 60-day cardio-based total-body conditioning program, INSANITY® is likely the hardest workout curriculum ever put on DVD. Fitness trainer Shaun T pushes the limits with 10 workouts packed with ...