fairhaired guy lying on a blue mat. male wears white t-shirt and grey shorts.
Extreme close-up of woman doing abdominal exercise indoors. Sporty female in sportswear top doing crunches at home on the floor. Sit ups as best exercise for abs.
exercise on oblique abdominal muscles, man is training at home at morning, lying on floor and doing crunches, lifting legs
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Unrecognizable fit woman in black activewear doing crunches while working out at gym
Sportswoman showcasing fitness with floor crunches in well-lit gym
Long-haired person doing bicycle crunches exercise in empty studio with windows. Fitness enthusiast doing easy intensive bicycle crunches exercise on mat with red background.
Muscular man in sportswear making abdominal sport exercise on fitness mat using alone in loft studio. Man doing abdominal fitness exercises in slow motion
physical exercise on oblique abdominal muscles, man is training at home, lying on floor and doing crunches
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Side view of Fit redhead woman doing crunches on mat at outdoor gym surrounded by greenery
Sporty man doing abs abdominal diagonal crunches training in gym lying on floor. Intensive workout of caucasian male indoors. Sport, fitness
Woman doing cross crunches exercise at home
Low angle shot of shirtless African American man doing abdominal crunches while exercising outdoors on summer day
Fit woman in athletic wear engages abs muscles with crunches on mat, outdoor gym setting. Focused, trains hard for toned body, weight loss
Male athlete doing abdominal crunches
Athletic Young Asian Man In Sports Clothes Is Doing Abdominal Exercises At Home
Muscular man doing abs exercise at gym
Portrait of tired, exhausted sportswoman performing intensive workout
woman is training at home, doing crunches in living room, home fitness in apartment, sportswoman is doing physical exercises for abdominal muscles
Live camera follows movement of motivated sportsman doing crunches on exercise bench outdoors. Caucasian adult man training on sunny day on outdoor sports ground.
Side view shot of determined Caucasian girl with modern arm prosthesis doing crunches on fit ball during domestic workout
Boxer performing crunches in the gym
Fit slim African American young girl in sportswear doing abs crunches exercise at home lying on mat following online training instructions
Active motivated sporty fit woman doing crunches exercise on fitness mat, strengthening abdominal, lower back oblique muscles while working out on park green lawn.
Overweight unhealthy woman doing sit ups at home, trying to get fit, doing abdominal crunches on mat
Dedicated, caucasian sportswoman doing crunches to build abdominal muscles
Woman working out at home using mobile video or app to strengthen abs with air bike crunches
Woman does abs training with fit-ball at home. Athletic lady does crunches holding large ball on floor of domestic gym. Sportswoman sits up
Fit young woman doing crunches
Medium close up shot of shirtless mature man with muscular torso doing abdominal crunches while working out outdoors on summer day
Sportive woman doing abs exercises to have flat belly, training in fitness club
Woman doing abdominal crunches exercise on the fitness mat in summer park In slow motion at sunset.
Slowmo shot of athletic Black man in sportswear training outdoors on city bridge, doing side crunches
Sportive man training abdominal muscles on floor indoor. Cross crunches. Active man doing twisting exercise for abdominal training on carpet in home. Domestic fitness training
Young woman practicing yoga or pilates at home, focusing on abdominal exercises
Woman doing abdominal crunches exercise on the fitness mat in summer park In slow motion at sunset.
Young Man Doing Crunches Outdoors
4K Asian male doing abdominal exercises in the city with his personal trainer, in slow motion
Woman doing abdominal crunches exercise on the fitness mat in summer park In slow motion at sunset.
woman doing abdominal crunches
Woman doing cross crunches exercise at home
African american man doing crunches on the floor in an empty urban building
A young man doing abdominal exercises with music in earphones. Muscular sportsman working on abs, crunches. Healthy and active lifestyle.
Woman exercising in a gym
Active Middle Eastern Woman Demonstrating Crunches with Elbows and Knees
Young man is working out in gym and doing crunches and handstand corner exercise. Powerful load on all muscles. Main emphasis is on shoulders.
Tracking shot of fit man doing twisted crunches on bench in outdoor workout; fountain in background
Determined man doing crunches in public park with coach
sporty woman is doing crunches on floor in living room of modern apartment, training home at quarantine, healthy lifestyle