Tag Archive: 30-day treadmill challenge

30 Day Treadmill Challenge

30 Day Treadmill Challenge

This 30-day challenge from trainer and ultramarathoner Robin Arzon is designed to take the dread out of the treadmill once and for all with fun and challenging intervals and body weight moves. Bonus: You’ll work on your endurance, speed, and power to help you become a stronger runner by the time the month is up. Subscribe to the Shape Magazine channel: About Shape: The only source for all things beauty, fashion, celebrity, and healthy! Follow us and get in Shape...
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