Hello I appreciate your concern Headache can be caused by number of reasons like Fatigue induced Vascular headache or migraine High blood pressure can precipitate headache Brain tumor , hypoxia electrolytic imbalances are other major causes for headache For better treatment of a headache one need to address the underlying cause for it I would like further information to help you better Your age and complete medical history is it associated with vision problem? Apart from coffee you can take ibuprofen for headache In my opinion you should consult a neurologist for clinical examination and investigation like an MRI if need be, for confirmation of diagnosis Thanks for your question please feel free to ask for more assistance, I will be happy to help you . Best wishes