Knee pain, arthritis and legs of man runner during training, running or cardio workout in park. Muscle, leg and sport injury by athletic guy on morning run, pain and inflammation, fracture and hurt | Buy Stock Photo on PeopleImages, Picture And Royalty Free Image. Pic 2537037| Zoomed

$Buy stock photo Knee pain, arthritis and legs of man runner during training, running or cardio workout in park. Muscle, leg and sport injury by athletic guy on morning run, pain and inflammation, fracture and hurt$