Un allenatore nero con una maglietta bianca insegna al suo studente le flessioni corrette in palestra - Foto e immagini stock

Two dark-skinned athletes stand in a plank position leaning their forearms on floor in the studio. Advertising sports shooting

Two African-Americans in white T-shirts train the abs and back muscles while standing with their forearms and legs on the floor

Good things comes to those who dont quit. young men doing push ups in a gym

Sports shooting of muscular dark-skinned trainer standing in plank position for strengthening the muscles of the back and abdomen.

A muscular male bodybuilder in a white T-shirt stands on his hands on the floor and rests his feet against the wall

Profile view Athletic African American in a tight T-shirt doing squats while holding his arms near his chest in the gym.

Sports shooting of a muscular dark-skinned trainer in a white T-shirt crouched in a pose to start running in the gym

A man in sweatpants performs an exercise in the gym for training and striking. Power training.

A guy with a pumped-up body performs exercises using a special muscle strengthening machine.

Vertical photo of african american with naked torso and black shorts doing squats outdoors in the park on the stairs.

A male African American crossfit trainer with a naked torso doing exercises with a hammer. Athlete trains hammer blows in the gym.

African american man in white pants is sitting in the gym and getting ready for a workout.

Male african american powerlifting trainer sitting on one knee on the floor in the gym with a barbell disc in hand.

The guy in the gym with an athletic body runs on a treadmill. Sports and health.

Naked African American man tying sneakers while sitting on the stairs in the park before starting sports.

A sportsman dark skinned in white t-shirt is doing an exercise to raise legs to swing muscles of the quadriceps and buttocks on the street

Dark-skinned African professional athlete squats with elastic athletic tape. Training outdoor for strengthening the biceps and quads

A guy with a naked torso in gray pants does exercises to strengthen the trapezius muscles.