This free workout in NYC will help you build strength and reduce aches and pains. Ironstrength, created by sports medicine physician Jordan Metzl, is a bodyweight workout offered at iconic places in NYC—like the Intrepid Museum. Each month, 1,000+ people of all ages work out with the 31-time marathon runner and 12-time Ironman triathlete. Dr. Metzl focuses on functional movement and preventive strengthening. He often partners with local studios, such as 305 Fitness, to help grow their communities. Dr. Jordan Metzl, M.D. Classes are offered throughout the year. But spots go quickly, so sign up ASAP! Follow @drjordanmetzl for the class schedule.