Higher peak expiratory flow associated with decreased headache risk in middle-aged and older adults

1. Higher peak expiratory flow was associated with a lower probability and lower risk of headache in middle-aged and older adults. Evidence Rating Level: 2 (Good) Headache is a common symptom of patients with chronic lung disease (CLD). Peak expiratory flow (PEF) is the maximum instantaneous flow rate during forced expiration in a forced vital […]
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