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Some researchers have learned that strenuous exercise releases endorphins into the blood stream. Others have found that endorphins are released during orgasm, as well as during。

Orgasms releasemasturbation endorphine endorphins, which are hormones that make you feel good and give you a natural high. They can make you feel relaxed, happy, and even sleepy. Many people。

This current study examined the effect of a 3-week period of sexual abstinence on the neuroendocrine response to masturbation-induced orgasm. Hormonal and cardiovascular。

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朝立ちしなくなってしまうのはmasturbation endorphine、身体的な理由、心理的な理由、さまざまな理由が考えられます。 ここでは、朝立ちしなくなってしまった理由や原因を覗いてみましょう。 理由や原因を解明することで朝立ちを取り戻したという人もい。