HIIT

HIIT (uncountable)

2. (exercise) Initialism of high-intensity interval training, a form of exercise based on short bursts of intense effort, such as sprinting.

   Synonym: HIT

   Antonym: LISS (“low-intensity steady state”)

   Hypernyms: HIT (“high-intensity training”) < training; exercise

   • 2021, Dr Philippa Kaye, Doctors Get Cancer Too, Vie Books, page 151:

     Perhaps I would struggle to do a HIIT session.

   • 2022 November 27, Melanie Radzicki McManus, “Try this interval workout to avoid HIIT burnout or injuries”, in CNN‎^[1]:

     A HIIT routine can torch more calories than a traditional endurance workout while being performed in a shorter amount of time.

   • 2023 March 15, Amanda Loudin, “A 19-Minute HIIT Workout for Beginners”, in The New York Times‎^[2], →ISSN:

     HIIT’s specific origins are uncertain; some say it dates back to at least the early 1900s and Finnish Olympic runners who would use alternating short bursts of intensity with brief bouts of recovery to bolster their overall speed.