I have a headache ， nausea and vomiting.

    我覺得頭痛、惡心、想吐。

    I feel under the weather.

    我不舒服，生病了。

    I feel unusually tired.

    我感到反常的疲倦。

    I feel light-headed.

    我覺得頭暈。

    I have been staying in for a few days.

    我生病在家幾天了。

    My head is pounding.

    我頭痛。

    My symptoms include loss of appetite， weight loss， excessive fatigue，
fever and chills.

    我的癥狀是沒有食欲、體重減輕、極度疲倦、發燒和發冷。

    I feel exhausted most of the time.

    我大部份時間都覺得非常疲倦。

    I haven't had much energy for some time.

    我感到虛弱有段時間了。

    I feel drowsy ， dizzy and nauseated.

    我覺得昏昏欲睡，頭暈目眩，還想吐。

    I feel as though everything around me is spinning.

    我感覺周圍的東西都在打轉。

    I have noticed some hearing loss.

    我發覺自己的聽力變差了。

    I have some pain and itching around my eyes.

    我眼睛周圍又痛又癢。