Vrouw doet push ups met het bijstaan van de instructeur - Stockfoto’s en -afbeeldingen

Sportswoman doing plank and sportsman screaming in sports center

Woman doing pushups with man's assist in fitness club

Female and male on exhausting training in gym

Focus on cheerful woman strained while doing plank. She is exercising with male friend and they are doing same static exercise while balancing on elbows. Two athletes are enjoying joint workout and

Fitness instructor with girl on training in fitness center

Young man and woman standing in plank position at the gym, side view on fit people doing exercises together

Tired sportswoman doing pushups with instructor's assisting

Sportswoman doing plank and sportsman looking at her in sports center

Man and woman strengthen hands at fitness training

Gym woman doing push ups

Fit woman doing exercises

Young sporty woman with trainer exercise

Woman doing push ups under supervision of a trainer

Personal trainer with his client

Personal trainer assisting woman lifting dumbbells

Woman working out on machines