Start My Free Trial Preview Class Upcoming classes in this Challenge Functional Core Duration 30 mins Functional Extension Duration 60 mins Functional Flexion Duration 60 mins Functional Hamstrings Duration 60 mins Functional Hips Duration 60 mins Rudy Mettia Functional Cardio Level1234 Style Power Duration 20 mins Part of Rudy’s Functional Yoga series. Get ready for a 20 minute cardio workout.