This is a low-impact workout, suitable for most people, but if you’re pregnant, or returning to fitness following an injury, ...

Short on time? This 10-minute high-intensity workout features 4 fat-burning moves to maximize results fast. Get fit in no time!

Hi, and welcome, guys. We're going to do a 10 minute ab exercise. Five exercises, one minute each, and do two rounds of that. So we're going to get started with a simple crunch. Lay on your back.

That's why we tapped Gerren Liles, NASM, to lead the Ultimate HIIT program. He's purpose-driven to lead you to the best sweat of your life with these hard-hitting, 15-minute workouts. The HIIT ...

These trainers are purpose-driven to lead you to the best sweat of your life with their hard-hitting, 20-minute workouts. The HIIT protocol challenges you to redline your heart rate without ...

Set up interval training workouts the right way with these expert tips. But instead of putting together a 30-minute, non-stop workout, break up your program into shorter all-out intervals with ...

Sorry, Well Workouts requires iOS 7 or greater, the Android Chrome browser, or Internet Explorer 11. Try going to www.nytimes.com/7-minute-workout on your phone. 12 ...