Close-up shot of a sweaty senior man working out hard on treadmill. Going in for sport to keep fit and healthy

Other keywords: man, treadmill, fitness, senior, sweaty, run, sport, running machine, train, gym, 4K, machine, people, workout, healthy, lifestyle, exercise machine, fit, mature, exercise, tired, fitness machine, stepmill, hard, exhausted, exerciser, physical, active, fitness center, caucasian, adult, close-up