Tag: Physical fitness

Dr. Jordan Metzl’s Workout Prescription: 10, 20 & 30-minute high-intensity interval training workouts for every fitness levelDr. Jordan Metzl’s Workout Prescription: 10, 20 & 30-minute high-intensity interval training workouts for every fitness level

Dr. Jordan Metzl's Workout Prescription: 10, 20 & 30-minute high-intensity interval training workouts for every fitness level [Jordan Metzl, Mike Zimmerman] on . *FREE* shipping on qualifying offers. Dr. Jordan