MOSSA is an organization made up of a team of over 70 professionals with more than 30 years of industry experience dedicated to one goal – your success. Their mission is quite simple, to get more people moving! Let's Move! is more than a catchy slogan or tag line; it is a way of life to embrace. MOSSA offers a series of group fitness programs that are carefully designed to deliver a simple, fun and effective social exercise experience independent of barriers like gender, age or fitness level. We offer Group Power®, Group Fight®, Group Ride™, Group Centergy®, Group Blast®, Group Groove®, Group Active™, Group Core™, R30, 3D30 and Move 30.

MOSSA On Demand at-home workouts

With MOSSA On Demand, you can workout from the comfort of your own home – on your TV, on your computer or download the app and take your workouts wherever you go.

Click here for instant access to FREE sample MOSSA workouts – MOSSA Athlete30, MOSSA Blast, MOSSA Centergy, MOSSA Core, MOSSA Fight, MOSSA Groove, MOSSA Power and MOSSA Ride30. These workouts can be streamed from any browser, computer or mobile device.

Want to Access More MOSSA Classes?

MOSSA is providing Galter LifeCenter Members with a FREE* 14 day trial of MOSSA On Demand. Get access to nine different types of workouts ranging including cardio, strength, and mind body programming.

Each workout is designed with options and modifications so you can choose the intensity and challenge that are just right for you. Combine cardio and strength programs to maximize results!

Sign up for a 14 Day FREE Trial>

*A credit card is required on this offer. Your 14 day free trial begins when you sign up. After the free trial, the monthly subscription cost for MOSSA MOVE is $9.99/month. To avoid being charged, you must contact MOSSA and cancel before the date indicated when you signed up for your trial. This transaction is between you and the MOSSA MOVE service, independent from Galter LifeCenter. 

MOSSA Launches

Every few months we launch new routines of your favorite classes. Join us for one of these special classes. See upcoming dates>

Registration is required. Please stop by or call the Courtesy Desk at 773-878-9936 to reserve your spot.

Watch a sneak peek of all the new classes on MOSSA's Youtube channel>

For more information on MOSSA classes contact Francie Habash at 773-878-9936, ext. 7343 or email

773-878-9936, ext. 2023 

"Even though there are other gyms out there closer to me and cheaper I feel Galter is the best value because of the variety of classes, instructors that CARE about you and the integrative therapies. All the programs together work your whole body and mind." - Eileen