high-intensity interval training

[hahy-in-ten-si-tee in-ter-vuhl trey-ning]

noun

1. a type of interval training for physical conditioning and fitness that uses short bursts of very intense exertion, alternating with short periods of rest or lighter exertion, to exploit the body’s systems for generating anaerobic energy. HIIT, H.I.I.T.

Word History and Origins

Origin of high-intensity interval training¹

First recorded in 1975–80

Example Sentences

In addition to a high-end gym which includes exercise machines that use pressure instead of weights to help build strength, the building has a saltwater lap pool and offers classes ranging from Pilates to high-intensity interval training.

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In addition to a high-end gym which includes exercise machines that use pressure instead of weights to help build strength, the building has a saltwater lap pool and offers classes ranging from Pilates to high-intensity interval training.

Read more on Barron's

She also leads a program she created that involves nutrition, health and wellness education, running, and high-intensity interval training.

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Some other terms added have been referenced and used over the years, like the turf toe, cheat code, girl dad and high-intensity interval training.

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In Lumin Fitness' darkened studio space in Dallas, Texas, LED screens line the walls from where AI personal trainers guide up to 14 gym goers at a time through personalised workouts or high-intensity interval training.

Read more on BBC