Hard work and persistence. Serious confident man doing an exercise while working hard in the gym - Stock Photo & Image

Physical activity. Handsome nice man doing pushups while working out in the gym

In the gym. Serious fit man doing a special physical exercise while working out in the gym

Staying power. Smart handsome man training on trx straps while doing a physical exercise

Doing push-ups. Young sportive strong man in black wear have workout day in gym.

Fitness, push up or man in gym training or exercising in a workout for endurance or strong arms. Healthy person, focus or powerful sports athlete in exercise challenge for wellness or development.

Push up exercise. Serious well built man putting his hands on the floor while doing a push up exercise

Total body resistance exercise. Handsome nice man using special equipment while having a TRX workout

Cropped photo of a sportsman keeping his feet wide apart while lifting a barbell with heavy weights

Serious focused strong young male athlete jumping on box during training session

Cropped photo of professional sportsman doing dumbbell forward lunge during fitness workout

Professional young African American female bodybuilder lifting one kettlebell with both hands at the gym

Top view of a lovely tranquil female weightlifter doing the bench press at the gym

Smiling pretty woman is staying in plank position and crunching her knees during workout indoors

Attractive joyful well-built Caucasian man performing the alternating waves exercise with battle ropes at the gym

Side view of a barefoot shirtless athletic man in shorts exercising on the pull-up bar