自慰的好处： 缓解压力

自慰可以释放紧张情绪，有助于减轻压力水平。它会触发内啡肽的释放，内啡肽被称为“感觉良好”的激素，带来放松感和整体幸福感。
https://leooporn.com/en/watch/1327491169/ssis-549-a-middle-aged-sexually-harassed-boss-who-despises-me-on-a-business-trip-and-unexpectedly-in-a-shared-room-a-g-cup-new-employee-who-has-unexpectedly-felt-unequaled-sexual-intercourse-that-continues-until-morning-mai-tsubasa.html