Migraine is ranked globally as the seventh most disabling disease among all diseases (responsible for 2.9% of all years of life lost to disability/YLDs) and the leading cause of disability among all neurological disorders.

(Steiner TJ et al.  Migraine: the seventh disabler.  The Journal of Headache and Pain 2013, 14:1.)

Severe migraine attacks are classified by the World Health Organisation as among the most disabling illnesses, comparable to dementia, quadriplegia and active psychosis

(Shapiro & Goadsby, Cephalalgia, September 2007)

Among adults of all ages, migraine is one of the top 20 causes of disability expressed as years of healthy life lost to disability

(The World Health Report 2001: Mental Health: New understanding new hope)

An estimated 25 million days are lost from work or school every year because of migraine

(Steiner et al, Cephalalgia, 2003)