Most headaches go away on their own and are not a sign of something more serious.
Headaches can last between 30 minutes and several hours.
drink plenty of water
get plenty of rest if you have a cold or the flu
try to relax – stress can make headaches worse
take paracetamol or ibuprofen
do not drink alcohol
do not skip meals (even if you might not feel like eating anything)
do not sleep more than you usually would – it can make the headache worse
do not strain your eyes for a long time – for example, by looking at a screen
The most common reasons are: