Semen: love drug or health food?

Semen is really surprising. In recent years evidence has emerged that semen can effect a woman's mood if taken in to her body.

Medical researchers have found elevated levels of endorphins in a woman's blood hours after receiving semen in to her vagina<ref>http://www.chatelaine.com/health/sex-and-relationships/more-sex-is-the-secret-to-a-longer-healthier-life/<.ref>

So does this mean that people should be having more unprotected sex? No. All of the usual arguments for and against unprotected sex still apply.

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