Why can’t you stop drinking coffee? Why do you freak out in a lift? Dr Jen Martin is Associate Professor in Science Communication Biosciences from the Uni of Melbourne and shares the science behind your weird - and perfectly normal - habits.

WANT MORE FROM DR JEN?

For more on Jen’s book Why Am I Like This? (Hardie Grant, $27.99) see here and for more on Jen, see here.

WANT MORE BODY + SOUL?

Online: Head to bodyandsoul.com.au for your daily digital dose of health and wellness.

On social: Via Instagram at @bodyandsoul_au or Facebook. Or, TikTok here. Got an idea for an episode? DM host Felicity Harley on Instagram @felicityharley.

In print: Each Sunday, grab Body+Soul inside The Sunday Telegraph (NSW), the Sunday Herald Sun (Victoria), The Sunday Mail (Queensland), Sunday Mail (SA) and Sunday Tasmanian (Tasmania).

See omnystudio.com/listener for privacy information.

Coffee addict? Can't stop snapping photos? The science behind weird habits