What kind of problem with health do you have?
Do you have any problem with your heart?
Did you treat your teeth problems?
Your breath is heavy, do you have problem with throat? Or maybe it's flu?
When last time do you visit a doctor ?
Tell me how do you feel now?
Do you have low immunity ?
Это вопросы о проблемах здоровья вашего одноклассника ... Надеюсь это то, что вам нужно )