What is important to one’s health?What can we do to improve students’ physical and mental health

well,good questions.to the first one,my answer is money.if you want an explaination i have to say that "money" was just the first word i came up with at the sight of this question.
then,the second question,my answer is.wait a munite,im thinking.
thinking.
after a long time on thinking about the expressive words,i'd like to say sth here,to the second question,which is.
i have no idea what to say.