- More than 10 million people in the UK experience regular or frequent headaches.
- An estimated one in 50 people who experience headaches suffer because of medication overuse.
- One in 25 GP consultations relate to headaches.
People who regularly take painkillers to treat headaches could be causing themselves more pain than relief, the health watchdog has warned.
The health watchdog has said that painkiller overuse can do more harm than good for headache sufferers and that better diagnosis is the key.