Online registration may not be allowed for all activities. To enroll into a group exercise class, please reserve your spot via our mobile app [https://ymcagbw.org/mobileapp#faq-question-949250480]. Please contact us during regular business hours for registration information. Water Jogging combined with High Intensity Interval Training: cardio, strength, and core. Category Exercise, Health and Wellness Location Outdoor Pool - Borst Family at Upper Main Line Branch Instructor Janice Sloan