tension headache
common type of headache classified by The International Classification of Headache Disorders 3rd edition
en-US/ˈtɛnʃən ˈhɛˌdeɪk/
en-GB/ˈtɛnʃn ˈhɛdeɪk/
common type of headache classified by The International Classification of Headache Disorders 3rd edition