Sports students are born in the gym. Ordinary sports students are definitely not allowed to go to the gym. Most of them are used to lose weight or kill time. Take pictures and pretend to do so. Only by running outdoors can you achieve results. Here, you can only develop muscle strips. Sports performance is the comprehensive performance of athletes' sports quality. Gym is suitable for practicing strength, endurance and bounce, mainly with quality and lower limb strength, so you should generally practice outdoors.