Torch your muffin top with 9 expert-backed HIIT moves that burn fat, boost metabolism, and sculpt your waist in 15 minutes.

High intensity interval training packs a hard workout into a short period of time, which makes it sound like it should be an efficient, superior way to work out. But HIIT doesn’t have as many ...

The American Heart Association recommends that adults get "at least 150 minutes per week of moderate-intensity aerobic activity or 75 minutes per week of vigorous aerobic activity" — or a combination ...

When you're trying to burn fat, there's one form of exercise you'll start hearing a lot about: high-intensity interval training, or HIIT. These cardio exercises should be done all-out, as hard as you ...

Interval training is great for boosting cardiovascular endurance and promoting overall fitness. Our fitness expert, Judd NeSmith, NASM-CPT, PES and founder of Serious Fitness, explains interval ...

Cardio exercises like swimming, HIIT, walking, cycling, jumping rope can strengthen your muscles, reduce body fat, and help ...

A certified trainer says this low-impact leg-strengthening stair climber workout will boost cardio and build muscle in just ...

IF YOU’RE LOOKING for a style of workout that will push you to your limits without needing to exercise for hours, you only need to understand one four-letter acronym: HIIT. The term stands for high ...

If your weekly schedule looks like a jigsaw puzzle, squeezing in both cardio and strength training can be tough. Instead of ...

Including both cardio and weights into your workout routine is the best way to burn fat, lose weight, and build muscle.

Steady state cardio gets a bad rep. With interval training taking the spotlight, and ignorant discussions of "burning muscle" plaguing the blogosphere, many people have completely cut steady state ...