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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)

Available now

23 minutes

Last on

Mon 29 Mar 2021 02:06GMT

Broadcasts

  • Sat 27 Mar 2021 20:06GMT
  • Sun 28 Mar 2021 09:06GMT
  • Sun 28 Mar 2021 21:06GMT
  • Mon 29 Mar 2021 02:06GMT