28 Accessory for manually-operated exercise equipment, namely, accessory attachment to increase muscle resistance; Aerobic step machines; Aerobic steps; Body-building apparatus; Body-training apparatus; Electronic sports training simulators; Elliptical exercise machines; Exercise equipment for lateral movement in a skating motion; Exercise equipment, namely, rowing machines; Exercise equipment, namely, abdominal boards; Exercise equipment, namely, chest expanders; Exercise equipment, namely, chest pulls; Exercise equipment, namely, inflatable balls; Exercise equipment, namely, manually operated jogging machines; Exercise equipment, namely, rotary abdominal boards; Exercise equipment, namely, shoulder stretcher using a cable; Exercise equipment, namely, shoulder stretcher using resistance cables; Exercise equipment, namely, stair-stepping machines; Exercise equipment, namely, stationary cycles; Exercise equipment, namely, virtual reality training cycles; Exercise machines; Exercise machines incorporating electronic and video game controllers; Exercise platforms; Exercise treadmills; Exercise weights; Exercising equipment, namely, manually operated jogging machines; Exercising equipment, namely, powered treadmills for running; Exercising equipment, namely, pulleys; Exercising equipment, namely, rowing machines; Exercising equipment, namely, weight lifting machines; Fitness machines and equipment, namely, weights, treadmills, rowing machines, stair stepping machines, resistance machines, stationary cycles; Manual leg exercisers; Manually-operated exercise equipment; Sporting goods, namely, a sports training device to improve strength, toning, conditioning, balance, and proprioception; Sports fitness restraint straps for running in tandem or pairs; Stationary exercise bicycles; Stationary exercise bicycles and rollers therefor; Vibrating apparatus used in fitness and exercise programs to stimulate muscles and increase strength and physical performance