I Tried The 7-Minute Workout For A Month — Here's What Happened
The 7-minute workout is a science-backed circuit routine that uses only body weight. The high-intensity interval-training program was designed by two exercise scientists, Chris Jordan and Bret Klika, to be the most efficient workout. Our video producer, Kevin Reilly, spent 30 days using the 7-minute workout as his exercise.
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