假如你是李华。你的朋友Jackie因为平时专注于学习而疏于锻炼，导致身体状况欠佳而影响正常的学习和生活，现特向你求助，希望你能给他一些有效的建议。请你用英语给他回电子邮件。

Dear Jackie,

    I am terribly sorry to know that you are in bad health because of lack of proper physical exercise.

   

    I hope my e-mail will help you and look forward to your recovery soon.

Yours,

Li Hua