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.
在性

,头部和颈部的肌肉通常
收
,而性高潮时血压
增高。这些

导致大脑
的血管扩张,在学术上这种
被称为“性交性头痛”。
器;


