Chitra Sankar a nurse from Jan Swasthya Sahyog ,Ganiari, Bilaspur Chhattisgarh says that headaches can be fatal. Visible causes like creasing of the brow to see better, squinting in the sunlight, high pillows can cause headaches and are easily addressed. If headache persists, it could be due to high blood pressure, or a tumour which need deeper medical examination. For severe headaches for no apparent reason or for migraines, consult a doctor. Or a tablet of paracetamol, or up to two tablets of aspirin can provide immediate relief. For more Chitra ji can be reached at 09981367731