Exercising has come a long way from outrunning a lion until it reaches the point of exhaustion so its sleeping body could be bench-pressed and shot-putted. Build muscle using nonliving weights with today’s Groupon to Gold’s Gym. Choose between the following options:

• For $25, you get 12 day passes (up to a $240 value).
• For $35, you get a 24 day passes (up to a $480 value).<p>

Choose from locations in Foxboro, Somerville, or Norton. All passes must be used within three months.

Gold’s Gym opened more than 45 years ago and today features impressive amenities including next-generation fitness gadgets, a results-oriented focus, and clean facilities. With today’s deal, exercisers can trade a pass for full access to the gym floor, hopping on a cardio machine, pumping up on strength-training machines, or lifting commercial-size freezers and huge pieces of metal. The sprawling fitness hub also houses indoor racquetball courts, a women-only gym, and studios that host group fitness classes ranging from kickboxing to yoga.