Med bal oefeningen. Brutale goed uitziende jonge man op één knie zitten en kijken luisterende terwijl het uitoefenen met een bal van de geneeskunde - Stockfoto’s en -afbeeldingen

Being in a gym. Persistent confident nice man squatting and holding a medicine ball while preparing to throw it

Building up muscles. Strong serious professional sportsman holding a resistance band and pulling it on him while developing his muscles

Kettlebell training. Well built brutal professional sportsman holding kettlebells and doing push ups while having weight training

Fit young athlete lifting the barbell in gym. Gym training

Young man preparing muscles before training. Muscular athlete exercising. Fit man stretching. Professional sportsman warming-up

Kettleblell swinging man weightlifting workout exercise at gym

Attractive athletic sportsman doing push ups on medicine ball in dark gym

Serious focused fit young man performing overhead slam exercise with medicine ball

High above the ground. Nice slender woman holding on the horizontal bar and holding legs in front of her while exercising on it

Side view of serious athlete performing standing single-arm dumbbell overhead triceps extension

Exercising with kettlebells. Well built hard working young woman holding her hand up and lifting a kettlebell while doing a physical exercise

Vigorous male bodybuilder performing barbell back squats during training session at gym

Low angle of strong concentrated young athlete hitting tire with heavy sledgehammer

Hard-working athletic man doing chest presses with a heavy barbell while working out at the gym

Professional young African American female bodybuilder lifting one kettlebell with both hands at the gym