Taking a HIIT? Singapore doctors see more injuries from high-intensity interval training

A HIIT workout is considered high intensity as one's heart rate goes up to between 80 and 95 per cent of his maximum heart rate. PHOTO: ISTOCKPHOTO
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SINGAPORE - When team sports were suspended and gyms affected by frequent closures amid the Covid-19 pandemic, Mr Edmond Ong turned to high-intensity interval training (HIIT) videos to keep himself in shape.

The 30-year-old account executive thought HIIT workouts, which combine short bursts of intense exercise with periods of rest, were "a convenient and effective option" to keep up his fitness.

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