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Why it’s not when you do it, it’s how you do it.

Most female mammals schedule their sex life into just the couple of days of when they’re fertile. So why do humans (in theory, at least) do it whenever the mood strikes?

To find out, Dessa explores stinky t-shirt tests, and all sorts of things we’d better not mention here. Parental discretion is strongly advised.

Image: Metronome with ticking heart (Credit: Getty Images)

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23 minutes

Last on

Mon 22 Nov 2021 03:06GMT
Βι¶ΉΤΌΕΔ World Service

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