You either have both of your knees or enjoy sneezing while skateboarding, i guess
Side view of a schoolgirl with a hurt knee
Schoolgirl touching her hurt knee
Schoolgirl having knee pain
A man taking a sock off someone's leg
Three-quarter view of a shirtless squatting afro man
Keeping hands crossed on one leg
A cheerful young man wearing a white sock on female`s foot
Front view of a running dark-skinned young man
Three-quarter back view of a male football player raising hands and making a stunt
Side view of a dark-skinned young man outstretching his arms
Athletic man bending over and touching his running shoes
Man sticks blue plaster on woman knee
Front view of a dark-skinned young man pressing knee to glutes
Side view of a running dark-skinned young man
Teenage girl standing in kicking ball by knee position
Side view of a dark-skinned young man having a phone call and checking time
Three-quarter view of a dark-skinned young man squatting with an elastic rubber
Young man in sports clothes exercising
Three-quarter view of a dark-skinned young man bending down and touching his toes
Three-quarter view of a dark-skinned young man pressing knee to chest
Young woman with curly pink hair shaving legs
Office worker with laptop standing on one leg and showing middle fingers
Three-quarter back view of a dark-skinned young man squatting with an elastic rubber
Young woman having back pain
Close-up of a soccer player's legs
Back view of a shirtless afro man making push-ups
Side view of a dark-skinned young man bending down and touching his toes
Young man in sports clothes lifting weights
