close-up of a man's legs in sneakers runs on a treadmill in the gym. sports, healthy lifestyle

background woman fashion person girl sport fitness football vintage couple man healthy health legs treadmill run gym workout active leg endurance exercise athletic strength equipment sportswear cardio fit shoe athlete club training jogger feet action motion beautiful body lifestyle people human caucasian sneakers physical black young indoor activity white view close-up man#39aph39#s runs sports gym lifestyle