high-intensity interval training

noun

: a form of interval training that alternates very brief periods (such as 20 to 40 seconds) of intense exercise at maximum effort with periods (such as 15 to 30 seconds) of less intense exercise

High-intensity interval training has massive benefits, but it can be daunting (hence the intense).

—Cosmopolitan

… scientific studies have shown that exercising exclusively in the anaerobic zones (high-intensity interval training) is the best way to decrease body fat and increase muscle mass.

—The Billings (Montana) Gazette

called also HIIT

Examples of high-intensity interval training in a Sentence

Recent Examples on the Web

Members can join different teams led by coaches who offer progressive, at-home training plans, like kettlebell conditioning, barbell strength training, and bodyweight workouts, plus the usuals (like running, Pilates, high-intensity interval training, and yoga). —Sara Coughlin, SELF, 29 Oct. 2024

To see results, pair creatine with exercises based on fitness goals, such as lifting, resistance training, or high-intensity interval training. —Mark Gurarie, Health, 28 Oct. 2024

One form of exercise that an ever-growing number of people are doing is called high-intensity interval training, or HIIT. —Daryl Austin, USA TODAY, 17 Oct. 2024

Hosted by Christy Sports and Arapahoe Basin Ski Area, the event includes an hour-long high-intensity interval training (HIIT) workout, plus gear tuning, music, mingling and refreshments — all for free. —Tiney Ricciardi, The Denver Post, 10 Oct. 2024

The show is undeniably funny, paced as quickly as a high-intensity interval training exercise class. —Jazmine Hughes, Washington Post, 25 July 2024

Residents have access to more than 30 complimentary fitness classes weekly, including strength, high-intensity interval training, yoga and pilates. —Eleanor Pringle, Fortune Europe, 28 June 2024

Fieri also began hitting the gym for rucking (walking with a weighted backpack, the Cleveland Clinic explains) and high-intensity interval training. —Cara Lynn Shultz, Peoplemag, 22 May 2024

If fitting walks into your schedule isn’t possible, look for other ways to get movement—this could include taking short breaks during work to stretch or walk, or doing high-intensity interval training (HIIT) for a short but effective workout, Ordovás recommended. —Brian Mastroianni, Health, 9 Apr. 2024

Word History

First Known Use

1984, in the meaning defined above