Trainer demonstrating arm and neck stretching exercises for retirees
Medium shot of caring female volunteer showing retired woman how to use tablet computer application
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Side view medium shot of fit Caucasian female gym coach showing how to do hammer curl exercise with dumbbell to young plus size woman during arm workout
Sportswoman doing exercise while coach showing how to do it
Fitness instructor demonstrates proper dumbbell exercises to a young athlete
Tilt up of retired Caucasian man using smartphone and showing his wife how to exercise on special equipment in sports hall
Man doing exercises with dumbbells at home in the living room on the couch, showing biceps
Fitness coach demonstrates dumbbell front raise exercise to diverse group during indoor training
Fitness trainer demonstrating exercise to woman during outdoor workout
Male ranger showing preteen volunteer girl how to plant tree in public park on summer day
Woman showing biceps after exercise with dumbbell
Zoom in view of male and female rehabilitation therapists showing and helping senior man to do exercise with dumbbell during work in hospital