People, man and women, exercising doing sit-ups in gym or fitness club for better fitness
Fitness - Young women doing sports training or workout with gymnastic ball in a gym
Fitness - Young woman doing sports training or workout with gymnastic ball in a gym
People, man and women, exercising doing sit-ups in gym or fitness club for better fitness
Fitness - Young women doing sports training or workout with gymnastic ball in a gym
Urban sports - young woman is doing warming up and sit-ups before running in the city
Young man practicing sit-ups in a gym under supervision by his personal trainer
Urban sports - young woman is doing warming up and sit-ups before running in the city
Urban sports - young man is doing warming up and sit-ups before running in the city on a beautiful summer day
Urban sports - young Asian Indonesian man is doing warming up and sit-ups before running in the city on a beautiful summer day
two people, man and woman, exercising doing sit-ups in the gym for better fitness
Diet and sport - young woman is doing sit-ups next to a measuring scale, a measuring tape and fruits
Urban sports - young man is doing warming up and sit-ups before running in the city on a beautiful summer day
People, man and women, exercising doing sit-ups in gym or fitness club for better fitness
Diet and sport - young woman is doing sit-ups next to a measuring scale, a measuring tape and fruits
Group of three people exercising doing sit-ups in the gym for better fitness
Diet and sport - young woman is doing sit-ups next to a measuring scale, a measuring tape and fruits
Group of three people exercising doing sit-ups in the gym for better fitness