Onyx Fitness in Bellmore, NY is the place where nobody sweats the small stuff or the big stuff, we just like to SWEAT! Whether you’re looking to lose weight, maintain, or just get more active, Onyx Fitness has something here for everyone. If you’re tired of working out in subpar facilities that care more about promotions and fees than their existing members, Onyx Fitness is the place for you. Give us a call or come in and speak with one of our membership specialists.