Headache during pregnancy may be caused by one’s own anxiety, high blood pressure, pregnancy vomiting, etc. Measures such as psychological counseling, use of antihypertensive drugs and fasting can be taken. 1. Some women may suffer from headache during pregnancy due to nervousness, insomnia, poor diet, etc. At this time, we need to address the causes, such as psychological counseling for nervous pregnant women, etc. After these treatments, the headache will be relieved. 2. Some pregnant women may have headaches due to high blood pressure during pregnancy, this time you need to consult your doctor for antihypertensive treatment, such as taking antihypertensive drugs nifedipine, pay attention to diet and so on. 3. Headache may be caused by other illnesses during pregnancy, such as severe vomiting during pregnancy, cold and flu, etc. Severe vomiting requires appropriate fasting and attention to rest.