From: Migraine among Egyptian medical students: prevalence, disability and psychological distress-cross sectional study
Triggering factor
Percentage
Sleep disturbance
94.4
Anxiety
81.4
Emotional upset
80.1
Studying for exams
79.7
Noise
73.8
Intense light
62.8
Physical activity
50.2
Eating habit
33.2
Menstruation
29.9