读下面的文章概括一下内容.（用英语写）

读下面的文章概括一下内容.（用英语写）I'm pretty healthy.I exercise every day,usually when I come home from school.My eating habits are pretty good.I try to eat a lot of vegetables.I eat fruit and drink milk every day.I never drink coffee.Of coures,I love junk food too,and I eat it two or three times a week.Oh,and I sleep nine hours every night.So you see,I look after my health.And my healthy lifestyle helps me get good grades.Good food and exercise help me to study better.回答以下问题：What is the article about?