Sports 

I think you should join different sports because they are very fun and they make you very active than being tired and sleepy.An examlpe of different sports are soccer, basketball, volleyball and  baseball. They are like exercises because you jump, run, skip, walk, and other stuff. They are important because it help kids develop mental and physical toughness. Also different sports will improve your blood circulication and there physical well-being and thats why you should join different sport.