The health benefits of oh...oh...orgasms and sex

Have a good night's sleep

If you're having trouble nodding off at night, the solution could be lying right next to you (or... erm... sitting in the top drawer of your bedside cabinet). Oxytocin - the hormone released during sex or orgasm - acts as a natural sedative, so helps you relax and drop off into a deep slumber. And it's a tried-and-tested method: in a US study, 32% of the 1,866 female respondents who reported masturbating in the previous three months said they did so to help them sleep.

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