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 view human body activity young feet black action motion jogger club caucasian training lifestyle people white sneakers beautiful physical indoor close-up man#39aph39#s runs sports gym lifestyle