• your headache keeps coming back
• painkillers do not help and your headache gets worse
• you have a bad throbbing pain at the front or side of your head – it could be a migraine or, more rarely, a cluster headache
• you feel sick, vomit and find light or noise painful
• you regularly get headaches before or during your period

You or your child has a severe headache and:

• jaw pain when eating
• blurred or double vision
• a sore scalp
• other symptoms, such as numbness or weakness in the arms or legs

Also get an urgent GP appointment or call 111 if your child is under 12 and has any 1 of the following:

• a headache that wakes them at night
• a headache when they wake up in the morning
• a headache that gets progressively worse
• a headache triggered or made worse by coughing, sneezing or bending down
• a headache with vomiting
• a headache with a squint (where the eyes point in different directions) or an inability to look upward

You can call 111 or get help from 111 online.

• has a head injury – for example, from a fall or accident
• has a headache that came on suddenly and is extremely painful

You or your child has an extremely painful headache and:

• sudden problems speaking or remembering things
• loss of vision
• feel drowsy or confused
• has a very high temperature and symptoms of meningitis
• the white part of the eye is red

Also call 999 or go to A&E if your child is under 12 and has any 1 of the following:

• a headache with vision problems or difficulty speaking, swallowing, balancing or walking
• a headache with drowsiness or a persistent lack of energy
• a headache that starts within 5 days of a head injury