https://radcenter.org/2021/12/13/what-hiit-actually-is-and-how-to-do-it/

The way people see it is that it’s a minute intensive exercise followed by one minute of rest. In reality this is pushing yourself all the way but allowing yourself to get back to normal. The time is not important It’s all about your body and how it feel. Learn how to properly speed and gain additional information on it through the instructional video. In the end, you should feel good and accomplished.
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