The Truth About The ‘Biological Clock’

For years women and people with eggs have been told they have a ‘biological clock’ when it comes to their fertility, but how true is that really? And does sperm have the same ‘clock’? In this ep, Dee chats to associate professor Dr Theresa Larkin on the latest research on infertility and why it’s been so gendered. SHOW NOTES: Yes, men have a biological clock too. But it’s not just age that affects male fertility What’s the difference between sperm and semen? And can pre-ejaculate get you pregnant? DM us your thoughts, questions, topics, or to just vent at @triplejthehookup on IG or email us: thehookup@abc.net.au The Hook Up is an ABC podcast, produced by triple j. It is recorded on the lands of the Wurundjeri people of the Kulin nation. We pay our respects to elders past and present. We acknowledge Aboriginal and Torres Strait Islander peoples as the First Australians and Traditional Custodians of the land where we live, work, and learn.

You can listen to The Truth About The ‘Biological Clock’ online on Radio and Podcast. Open the player on this page to stream the available audio.

The Truth About The ‘Biological Clock’ is an episode from The Hook Up by Australian Broadcasting Corporation.

This episode is 0:27:32 long.

This episode was published on Apr 15, 2026.

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