Clinical Research Directory

Inclusion criteria: * Adult individuals below the age of 66. * Diagnosed with migraine by a neurologist. * Able to communicate in Danish * Able to voluntarily come to the clinic during an untreated migraine attack. * Must have had migraine attacks for more than 1 year. Exclusion criteria: * Fewer than four migraine attacks per month. * Chronic neck pain * Chronic headache * Chronic use of opioids * Presence of a pathological eye condition (in the study, an eye condition is defined as a permanent eye condition that affects the front and back of the eye, such as glaucoma, age-related macular degeneration) * Other acquired and congenital retinal diseases must not be present. * If there is more than 1 line of deviation on the Snellen chart from habitual correction to best correction, the participant must have a new pair of glasses made at their own expense.