Boxing has surged in popularity in recent years as a mainstream fitness activity, with many gym chains and health clubs offering classes and equipment for those interested in taking up the sport.

A randomized trial found boxing-style HIIT reduced body fat by 13.2% compared to walking. Here's what the peer-reviewed research says about boxing and weight loss.

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 ...