Muscular Bearded man during workout in the gym. Athlete muscular bodybuilder in the gym training biceps with dumbbell. Indoor fitness. - Stock Photo & Image

Muscular bearded man during workout in the gym. Bodybuilder doing weight lifting . Close up of young athletic female model trains at the fitness center.

Young handsome man in sportswear working out on stepper at gym

Sports man in the gym. A man on a racetrack. Guy in a white blouse.

Young man in sportswear doing rowing at gym

Close up of two well-built people that run on the running machine. They are exerecising very hard. Cut view

Slim girl and strong guy are running on the running machine. They are talking with each other and enjoying the moment. Close up

Close up of a guy wokring on the exercise bike and his girfriend doing the same thing further down. Both of them are serious and concentrated

Serious and calm young woman look forward. She stand on running track and hold hands on it. Asian model walks on machine and drinks water. They work in gym

A small view of big sport room where two people are having workout. They are running on elliptical machines. The exercise is intensive and hard

Beautiful and well-built girl is running on the running machine besides her sport partner and drinking water from the bottle while young man is just having workout.

Close up of two young people training on the exercise bike. They look serious and concentrated on the workout

Close up of a strong man doing push ups with the dumbells. He is consentrated only on doing that exercise and on nothing else. Cut view