Crying too much leads to headaches for the following reasons: 1, insufficient blood supply to the cerebral arteries. In the case of emotional excitement or painful crying, it is easy to lead to gas exchange is affected, causing hyperventilation, thus making the brain transient ischemia, hypoxia, dizziness, headache clinical manifestations, in the adjustment of emotions as well as adequate rest can improve the symptoms.2, migraine. Prolonged emotional fluctuations can easily induce migraine, due to intracranial vascular stress contraction. To deal with this situation, first of all, adjust your emotions and relax your mind. Secondly, severe cases can take Tianma headache tablets, ibuprofen extended-release capsules, symptomatic relief of headache symptoms.3, hypertension. The disease refers to the blood flow process on the side of the blood vessel wall pressure, easy to be stimulated by external factors and influence, prolonged crying, emotional excitement is easy to make the sympathetic nerve excitation leads to increased blood pressure, thus causing vasodilatation headache, for this kind of situation, relax your mind, need to regularly take antihypertensive drugs to control the blood pressure steady.