Headaches can be very painful, but they mostly go away by themselves, and aren’t a sign of something more serious, according to the NHS. The condition can last from 30 minutes to several hours.
Some headaches may be a sign of a more serious condition, including sleep apnoea or carbon monoxide poisoning.
But, what causes the headaches, and how can you prevent them from coming back?
“Many people call every headache they get a ‘migraine’ but this is unfair to those who get actual migraines,” said London Doctors Clinic GP, Dr Seth Rankin.
“Migraines are a specific type of headache thought to be caused by temporary changes in the chemicals, nerves and blood vessels in the brain. Read more