Instant Genius is a bite-sized masterclass in podcast form. In this episode, we're joined by Dr Gail Rees, senior lecturer in human nutrition at the University of Plymouth, to explore vitamin D.

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She unpacks why so many people in the UK don't get enough of it, what a deficiency does to the body – and if it's technically a vitamin in the first place.

Find Instant Genius on your preferred podcast platform here: instantgenius.podlink.to/Podcast

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Authors

Thomas Ling
Thomas LingDigital editor, BBC Science Focus

Thomas is Digital editor at BBC Science Focus. Writing about everything from cosmology to anthropology, he specialises in astronomy and the latest psychology, health and neuroscience discoveries. Thomas has a Masters degree (distinction) in Magazine Journalism from the University of Sheffield and has written for Men’s Health, Vice and Radio Times. He has been shortlisted as the New Digital Talent of the Year at the national magazine Professional Publishers Association (PPA) awards. Also working in academia, Thomas has lectured on the topic of journalism to undergraduate and postgraduates at The University of Sheffield.

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