Group Exercise Classes Richard C Geisinger Branch -Stuart Zumba will move you. Spinning will drive you. Yoga will soothe you. No matter what your style, the YMCA of the Treasure Coast has a group exercise class for you. Our classes are offered from 5:30 a.m. for early risers and into the evening for those who need to burn off steam from a long day. Our instructors have your healthy interests at heart and will offer a variety of difficulty levels and skills in each class. Click on the links below to see schedules and learn more. Pilates Seniors Aerobic / Aquatic Schedule Pilates Reformer Program Spin Class Schedule Group Exercise Class Descriptions