interval training

noun

: a method of physical training that involves alternating brief periods (such as 1 to 2 minutes) of intense exercise with longer periods (such as 3 to 5 minutes) of less intense activity

This challenging 45-minute routine uses a strategy called interval training—alternating high-intensity activity with periods of "active rest," or lower-intensity exercise.

—Troy DeMond

… interval training works both the aerobic and the anaerobic system. During the high intensity efforts, the anaerobic system uses the energy stored in the muscles (glycogen) for short bursts of activity.

—Donna Cotnam

see also high-intensity interval training

Examples of interval training in a Sentence

Recent Examples on the Web

Meredith calls it sprint interval training – or SIT. —Mark Jackson, Discover Magazine, 2 Apr. 2024

The exception were folks doing high-intensity exercise, such as such as interval training, less than one hour before bed. —Scott Lafee, San Diego Union-Tribune, 19 Mar. 2024

Strength training, running a few miles twice a week and taking high intensity interval training classes. —David Oliver, USA TODAY, 4 Jan. 2024

The program is built on interval training, that is, running and walking at prescribed times. —By Joan Chrissos, Miami Herald, 30 Jan. 2024

High-Intensity Interval Training (HIIT) Cardio interval training—also known as high-intensity interval training (HIIT)—is a one-two punch for exercise: Short and mega-effective. —Julia Sullivan, Health, 3 Nov. 2023

Higgins said that other activities that get your heart rate up—like brisk walking, running, bicycling, or high-speed interval training—are also beneficial. —Alyssa Hui, Verywell Health, 12 Oct. 2023

The vests were tested during bodyweight exercises, interval training, running, walking, hiking, and cardio. —Jack Byram, Health, 14 July 2023

The team, based out of Canterbury Christ Church University in Canterbury, U.K., found that isometric exercises were the most effective in improving both systolic and diastolic blood pressure over cardio, strength training, and high intensity interval training (HIIT). —Laura Hensley, Verywell Health, 16 Aug. 2023

Word History

First Known Use

1955, in the meaning defined above