Long before fitness influencers started selling HIIT programs, boxing had already perfected the format. Every boxing workout in history has been built around the same structure: rounds of intense work ...
Need a break from burpees, jump squats, and mountain climbers? This 20-minute HIIT boxing workout is a novel way to raise your BPMs. “Today, I’m going to be bringing you guys a 20-minute, HIIT ...
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