我觉得不太舒服 I don’t feel well
我病了 I am sick
我胃疼 I have a stomach ache
我头疼 I have a headache
我觉得恶心 I feel nauseous
我有过敏 I have an allergy
我拉肚子 I have diarrhea
我有点晕 I am dizzy
我偏头痛 I have a migraine
我从昨天开始发烧的 I have had a fever since yesterday
我需要止痛药 I need medicine for the pain
我没有高血压 I do not have high blood pressure
我怀孕了 I am pregnant
我长皮疹了 I have a rash
很严重吗？ Is it serious? 