Vastberaden jonge zwarte man in sportkleding doet cardiotraining op hometrainer in de sportschool - Stockfoto’s en -afbeeldingen

Back view of African American man doing exercise on leg press during fitness training in modern gym.

Determined group of multiracial young adults in sportswear on exercise bike at the gym

From below fit African American man running on electric treadmill in gym on daytime. Sportsman working out on training machine

Side view of tired African American man in sportswear listening to music in wireless earphones while sitting on bench and resting during training in gym.

Young middle eastern man in sportswear on mobile phone while using exercise bike at the gym

Back view of African American man doing exercise on leg press during fitness training in modern gym.

African American male using an elliptical trainer during cross fit training. Male personal trainer exercising intensely in the gym. High quality photo

African American man working out intensely during cross fit training. Male athlete pushing the sled in the gym. High quality photo

African American man working out intensely during cross fit training. Male athlete pushing the sled in the gym. High quality photo

Athlete man in running start pose on the promenade

African American man working out intensely during cross fit training. Male athlete pushing the sled in the gym. High quality photo

Young, topless African American male exercising inside a gym. Mixed race male personal trainer using rope to strengthen his arms. High quality photo

Young, topless African American male doing push-ups on the floor in the gym. Mixed race male personal trainer exercising doing cross fit indoors. High quality photo

Flexible young man stretching her left leg in gym park