下列图表反映的是某校2002年与2005年学生健康状况调查的部分数据。请你用英文为某报写一份报告，反映该校3年间学生健康状况的变化情况，并提出相应的改进措施(不少于两条)。
0&&(this.width>580||this.style.width>580)){this.width=580;this.style.width=580;}" border=0>
注意：
1．报告必须包括图表中所有内容；
2．词数100左右；
3．第一句已给出，不计入总词数。
Health
A recent survey shows that the health of the students in our school has been going from bad to worse in the past three years. The number of short-sighted students has increased from 78.2% in 2002 to 92.5% this year,while that of overweight students from 36% to 52.4%. Nearly 10% more students don't have enough sleep because of more homewor
