| (1) At least 10 episodes fulfilling criteria 2-4, occurring on ≥1 but <15 days per month for at least 3 months, and on ≥12 but <180 days per year; |
| (2) Headache lasting from 30 minutes to 7 days. |
| (3) Headache has at least two of the following characteristics: ① Bilateral location; ② Pressing/tightening (non-pulsating) quality; ③ Mild or moderate intensity; ④ Not aggravated by routine physical activity (e.g., walking or climbing stairs). |
| (4) Both of the following: ① No nausea or vomiting (anorexia may occur); ② No more than one of photophobia or phonophobia. |
| (5) Not attributed to another disorder. |
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