The Riverside Wellness & Fitness Center-Middle Peninsula will offer a new Glide Fit program at its Gloucester location.Picture improving your fitness above the water on what looks like a paddleboard, or a floating yoga mat, and that’s Glide Fit. Only instead of paddling, a series of exercises improve core, balance and endurance.

“No one else on the Middle Peninsula has anything like it,” said Rance Bryant, Director of Riverside’s Wellness and Fitness Centers. “It’s just a floating exercise mat on the water. And the big thing is anybody can do it.”

The only requirement is being able to pull yourself up to a standing position on the board. Instructors are able to assist anyone who needs an extra hand. The hourlong classes incorporate yoga, high-intensity interval training, resistance band training and cool-down exercises. The program improves the core, which leads to improved balance and stability.

The fitness center provides all the equipment, including the rectangular boa...