And if sickening chunks of pulstating neon tartan are obscuring important historical landmarks, go to bed immediately.
Around 15% of migraines start with visual disturbances called ‘aura’, which can seriously affect your ability to see. Some people even go temporarily blind.
NB: migraines don’t just occur in London.
2. With regular headaches, you don’t suddenly get stupider four hours earlier.
But migraines are often preceded by extreme tiredness, cravings, crankiness and cognitive problems. For many people, these are useful signs that they should batten down the hatches. For others, including the author, these symptoms just signify that it’s Tuesday.
3. Regular headaches don’t turn you into Nosferatu.
Bright and even moderate light can can aggravate the bit of your brain that’s active during a migraine, which means that I am perfectly within my rights to wear these sunglasses indoors and do not by any stretch of the imagination look like a knobend.
5. Regular headaches don’t cause severe pain.
At least they shouldn’t. If you’re experiencing a festival of intense throbbing on one side of your head, it’s probably a migraine. See your doctor.
10. The World Health Organisation doesn’t consider regular headaches as ‘disabling’.
But it lists severe migraine among disabling illnesses such as dementia and quadriplegia.
Obviously if you think you’re having migraines - or even if you’re having too many headaches - see your doctor.