In an account documented in BMJ Case Reports, a 61-year-old woman experienced a severe headache during sexual activity, which alarmingly turned out to be a symptom of a serious brain hemorrhage. Coital cephalalgia, also known as headache associated with sexual activity (HSA) or simply “sexual headache,” occurs in association with sexual activity, manifesting as a sudden, intense headache. While often harmless and self-resolving, it demands attention to rule out more serious conditions. To be diagnosed with sexual headache, a patient must experience at least two instances of headache that are s…