Flash Fitness Membership Advisor Join the North Shore's BEST gym. Flash Fitness is located off Route 93 on the Medford/Malden line and is known for top-tier strength equipment, a high-energy environment, and a results-driven community. Turn your passion for fi…

Flash Fitness Membership Advisor Join the North Shore's BEST gym. Flash Fitness is located off Route 93 on the Medford/Malden line and is known for top-tier strength equipment, a high-energy environment, and a results-driven community. Turn your passion for fi…