These headaches are called pre-ictal because they occur before the seizure
activity starts. They are one type of
aura, the symptoms that warn of
a coming seizure
. These headaches are generally brief. They can be throbbing, steady, or sharp. Pre-ictal headaches are said to affect about 20% of people who have seizures that are difficult to control, but they may be under-reported because the seizure may interfere with memory of the headache.