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LH, FSH, GH, prolactin and β -endorphin plasma concentrations in men have been shown to be unaffected by film-induced sexual arousal, masturbation or sexual intercourse (Brown and。

When coitus and masturbation are analysed in respect to their effect on acute hormone responses, they are mainly associated with the release of endorphins, dopamine, oxytocin and。

Sexual arousal and orgasm produce a distinct pattern of neuroendocrine alterations in women, primarily inducing a long-lasting elevation in plasma prolactin concentrations. These results。

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