Head and neck muscles often tighten during sexual activity, and blood pressure can increase at orgasm, causing blood vessels in the brain to dilate, a condition technically named coital cephalgia.
性活动
,头部和颈部的肌肉通常
收缩,而性高潮时血压
增高。这些情

致大脑
的血管
,
学术上这种情
被称为“性交性头痛”。
孩

版)第四季
客户时看到过他



