Thanks for choosing health care magic for posting your query.
I have gone through your question in detail and I can understand what you are going through.
There could be many reasons for such a headache including some reasons to be concerned about like aneurysm
You should plan for a MRI
scan of the brain. It will show the lesion if there is any.
Hope I am able to answer your concerns.
If you have any further query, I would be glad to help you.
In future if you wsh to contact me directly, you can use the below mentioned link:
Wish you good health,
Dr. Srikanth Reddy M.D.