How do you keep healthy和my hobby的英语口语作文,要求不少于6个字

My hobby is to play basketball.Every single afternoon I like to spend my time with my friends on basketball court,not only enjoying the game,but also exercise my body.Keep healthy is always a top issue all over the world.But every kind of discussion cannot escape three factors,regulated time schedule,healthy diet structure and some more exercise.
额,这里应该不止6个字了.如果能把要求写的具体点就好了.
这个大概是高中水平的吧.如果还有什么要求,请追加问题.