He has difficulty in sleeping, inability to concentrate.他不易入睡，也难集中精神。

It is usually hard for her to fall asleep when she goes to bed at night.她晚上就寝，很难入睡。

He wakes during the night or early morning and finds it difficult to fall asleep again.他晚间或清早醒来后，再也不能入睡。

He has nightmares occasionally.他有时做噩梦。

呼吸方面

He has to breathe through his mouth.（他要用口呼吸。）
He is short of breath, even when he has not been exercising, he is breathless.（他喘气；即使不运动，他也是上气不接下气。）
His cough is more like wheezing.（他的咳嗽有呼哧呼哧的响声。） 
His cough is dry, producing no phlegm.（他是干咳，没有痰。） 
He has coughed up blood.（他咳嗽有血。） 
His nose stuffed up when he had a cold.（他感冒时鼻子就不通。） 
He coughs up a lot of phlegm (thick spit) on most days.（他多半时间咳出浓浓的痰。）
He has a feeling of tightness in the chest or a feeling that he is suffocating.（他胸部觉得闷闷的，好象透不过气来。）

口腔毛病

He has some problems with his teeth. (他牙齿有问题。) 

The tooth hurts only when he bites down on it. (他咬东西时，牙齿就痛。) 
His gums are red and swollen. (他的牙床红肿。)
His tongue is red and sore all over. (他的舌头到处红和痛。)
His breath smells bad and he has a foul taste in his mouth. (他口里有怪味。) 
His gums do bleed. (他牙床有出血。) 
He has some sore swellings on his gum or jaw. (他的牙床和下巴肿痛。) 
He has sore places on or around the lip. (他的嘴唇和周围都很痛。) 
There are cracks at the corners of his mouth. (他的嘴巴角落破了。) 
There are some discolored areas inside on his tongue. (他舌头里边有些地方颜色怪怪的。)

肠胃毛病

He has bouts of abdominal pain. (他有一阵阵的肚痛。) 
He feels bloated in his abdominal area. (他感到肚子胀胀的。) (注：胀胀的，像「puff up」，但不是真正的肿「swellup」。) 
The pain is mainly in the lower (upper) right part of the abdomen. (痛是在肚子下半部。) He has nausea and vomiting. (他有恶心和呕吐。) 
It is difficult or painful for him to swallow. (他吞下食物时会痛。) 
He has passed more gas than usual. (他放…比平常多。)
He has been constipated for a few days. (他便秘了好几天。)
He suffers pains when he moves his bowels. (他大便时很痛。) 
He has some bleeding from his rectum. (他的**出血。) 
He has noticed some blood in his bowel movements. (他发觉大便时有些血。) 
His bowel movements are pale, greasy and foul smelling. (他大便呈灰白色，含油脂的恶臭。) 
His bowel movements are grey (or black) in color. (他的大便呈灰白色。) 
He has trouble with diarrhea. (他拉肚子。)

血压&感官

High blood pressure is creeping up on him.

He has noticed frequent urination, increased thirst and unexpected tiredness. (他发觉常常小便，非常口渴和更加疲倦。) 
It is a chest pain that gets worse when he bends over or lies down. (他弯腰或躺下时，胸部更痛。) 
He has noticed excessive sweating and unexplained tiredness. (他体会到过度的出汗和难以解释的疲倦。) 
He has a sharp pain in one area of his spine. (他的脊椎某部位刺痛。) 
He has pain in other joints including hip, knee and ankle. (其它关节疼痛包括臀部、膝盖和脚踝。)
His eyes seem to be bulging. (他的眼睛觉得有点肿胀。) 
He has double vision. (他的视线有双重影子。)
He feels there is a film over his eyes. (他觉得眼里有种薄膜似的东西，挡住视线。)
His vision in the right eye blurred. (他右眼视线模糊不清。) 
He has had some earaches lately. (他近来耳朵有点痛。)
He has a repeated buzzing or other noises in his ears. (他耳朵常有嗡嗡的声音。)

学会这些描述不适的词汇，不仅能够解决自己去医院看病的问题，还能帮助别人。