. But how much do you know about headaches? What may cause(引起) them? And what should we do if we have a headache? When should we go to see a doctor?
, but it may show that something in our body is wrong. We may have more than one headache each month.
. We may get a headache when we work too hard. We may get a headache when we don't get enough sleep. We may get a headache when we exercise on an empty stomach.
What should we do if we have a headache?
. We should have a good sleep. We shouldn't take too much exercise if we are hungry.
, we need to see a doctor.
| A. Usually a fever or some other illnesses may cause headaches B. We should lie down and rest C. A headache is not a disease(疾病) D. Everyone gets headaches sometimes E. If we have headaches often |
