Very important and difficult post to be texted. There are many risk factors which can trigger headache they are as follows : Anxiety Noise Glare eating and sleeping pattern Medication Posture Physical activity Lack of physical activity Hormones Food sensitivities like cheese, caffeine, alcohol, chocolate Besides other important causes of headache are: Refractive errors Migraine Sinusitis Intranasal tumours In every case of headache do not forget to see fundi migraine which important cause of unilateral headache is can present headache in different modalities like cluster headache focal common or classical headache.

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