John: I've started doing high-intensity interval training .
Phrases Talking About Fitness or Exercise
High-intensity interval training (HIIT)
B2Meaning
A type of exercise that involves short bursts of intense activity followed by brief recovery periods.
Example sentences
Alice: That's a great way to improve fitness efficiently.
John: It's tough, but effective. I'm seeing results from high-intensity interval training .
Alice: Just remember to listen to your body and take rest days.