Forget burpees — this 15-minute beginner HIIT workout boosts your metabolism and builds strength without weights

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HIIT doesn’t have to involve jumping exercises and other high-impact moves — this 15-minute beginner workout will get you fitter and stronger without putting too much strain on your body.

Forget burpees — this 15-minute beginner HIIT workout boosts your metabolism and builds strength without weights : Read more