Why am i having migraine like symptoms after crying?

Migraine Triggers: There are several triggers that can precipitate an attack of migraine. when a person cries, circulation to lacrimal apparatus (tears system) increases. This may lead to increase circulation in head and neck area which can precipitate migraines. Similarly, there can be increases nasal secretion with crying. Dr Dar

Stress and emotions: Sometimes the emotional stress of the situation, or the release of the brain chemicals associated with stress or strong emotions, can lead to headache. If you have migraines they may be triggered. Or, the headache may just be a 'muscle tension' headache, again from stress. Nothing to worry about unless it just won't go away.