For people who have headaches that are not migraine attacks, the darker season in some parts of Alaska, Norway and other places is more likely to worsen their symptoms.
Locations that feature extreme periods of darkness and light-known as polar night and day, respectively-can really mess with a person’s brain chemistry. Tips for driving at night with migraine ➜ Polar Night and Day 1 There is also evidence that it affects older drivers more prominently as well.
It only gets worse for people who are prone to headache or migraine attacks due to light. Studies have supported this finding as well, showing that vehicle lights can bring on hallmark light sensitivity symptoms such as glare, visual discomfort and ocular blurriness. The brain becomes agitated, and as a result, an attack can be initiated. The contrast from deep darkness to blinding light has often been associated with light-sensitive conditions, especially migraine. "The vast contrast between the darkness that had enveloped me and this sudden, jarring brightness is too much for my brain to compute.this bright visual stimulation is one of my most frustrating migraine triggers, and I often worry that driving at night on dark roads will end up putting me in migraine mode."
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