High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a hard interval workout, and I’ll explain exactly how. But I also need to ...

If you’re looking for a way to boost your athletic performance, calorie burn, and fitness level, you may want to consider sprint interval training (SIT). Similar to high intensity interval training ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. High-intensity interval training (HIIT) is beneficial ...

High intensity interval training (HIIT) is a popular workout style for fitness and weight loss. But too much HIIT can cause injury and burnout and stall gains, according to a personal trainer. 2-3 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The minute I stepped into Housework, a house music-inspired workout studio in New York City, I knew my ...

High-intensity interval training and weight training are two of the most effective forms of exercise for improving overall fitness and health. HIIT is a type of exercise that involves alternating ...

The cardio world has split into two passionate camps that argue with the intensity of people debating pineapple on pizza. On one side, you have the HIIT devotees who swear by short, brutal workouts ...

High-intensity interval training (HIIT) has emerged as a highly efficient exercise strategy that encompasses repeated bouts of vigorous effort interspersed with recovery periods. This method has ...

That buzzy new HIIT class may promise to torch calories and get you in shape, but it could also lead to injuries, according to some new research. A Rutgers research team found that data from the ...