While human fitness originated by running long distances to avoid being eaten, it now dictates that we run in place in order to avoid eating. Survive with the fittest thanks to today's Groupon: for $49, you get a one-month membership and three 30-minute personal-training sessions at NorthRidge Fitness in Tuscaloosa (a $189 value).

NorthRidge Fitness propels health-hankering individuals of all ages and sizes into tiptop shape at their multifaceted, 35,000-square-foot facility. Clients can supersize their musculature on NorthRidge's premier-branded strength equipment and transform their bodies into bulging towers of brawn with a wide array of free weights including dumbbells, barbells, benches, and squat and power racks. An extensive cardio area and spinning studio lets patrons pulsate their hearts with power at the drop of a hat or the flick of a sweatband. Customers can also practice blindfolded half-court shots on the gym's basketball court or gear up in the fitness center's boxing area and pummel a punching bag. NorthRidge's dexterous and certified personal trainers dispense comprehensive fitness expertise and affably motivate clients to achieve their health objectives. NorthRidge provides a detailed and personalized online fitness tool that keeps track of training sessions, weight goals, activity logs, and number of times “Eye of the Tiger” is whistled.