Determined female athlete strengthen legs and buttocks muscles, jumps up on box indoors. Slow motion
Shirtless sportsman exercising with dumbbells. Determined male athlete is doing strength training in gym.
A middle-aged woman does sit-ups with a simulator in her hands. The athlete strengthens muscle mass, strengthens the muscles of the buttocks and triceps in the gym.
A middle-aged woman does sit-ups with a simulator in her hands. The athlete strengthens muscle mass, strengthens the muscles of the buttocks and triceps in the gym.
Athletic man and woman lunging forward on two leg to strengthen muscles of the thighs and buttocks
Graceful athlete performing single-leg lunges to tone thigh and glute muscles
Athletic woman performing single-leg lunges to strengthen thigh and glute muscles.
Athletic woman performing single-leg lunges to strengthen thigh and glute muscles.
Athletic woman performing single-leg lunges to tone thigh and glute muscles
Athletic woman performing single-leg lunges to strengthen thigh and glute muscles.
Athletic woman performing single-leg lunges to strengthen thigh and glute muscles.
Athletic woman performing single-leg lunges to tone thigh and glute muscles