Seasonal changes of internet searching suggest circannual rhythmicity of primary headache disorders.
Jakub RadziwonPrzemysław M WaszakPublished in: Headache (2022)
Public attention on headache-related topics on the internet is distributed according to a significant trend of increased searching around spring and autumn. It suggests that a large number of patients may experience some level of seasonal variation in their headaches. Assessment of whether those temporal changes are present in clinical practice is necessary.