treadmills Definition

salt mine, treadwheel, cardio, stairmaster, exercisers, gyms, dumbbells, plyometrics, barbells, ergometer, exercycle, aerobic exercise, aerobics, situps, pedometer, yoga, callisthenics, calisthenics, machines, bikes, exercise, pilates, jazzercise, saunas, skipping rope, whirlpools, bicycles, insoles, joggers, isometric exercise, sleds, barre, dryers, workout, ergs, mats, nautilus, hydrotherapy, weights, marathons, fitness, jogging, pulleys, lawnmowers, pedaling, interval training, regimens, tubs, kinesis, walkers, biofeedback, striders, lunges, physical exertion, snowshoes, couches, couch potato, pushup, treadles, jacuzzis, racquetball, zumba, edgers, fad diet, squats, skis, cages, racewalking, mattresses, washers, stepper, orthotics, fartlek, physical therapy, situp, skates, leotards, gaits, spas, hydromassage, trampoline, elevators, weightroom, massages, bungee, canines, handrails, contraptions, juicer, quads, clicker, sprints, washing machine, rollerblades, sneakers, rock climbing, waterbed, exertion, eggbeaters, rollerblade,