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Can you really boost your immune system?

From kombucha to cold water swims, does any of it help protect us from getting a virus? We investigate the evidence.

From kombucha to cold water swims, sleep to supplements, so many things are claimed to help enhance your immune system. We investigate the evidence, and ask if it's possible to avoid catching a virus this winter (and still leave the house).

Plus, James braves 3.9 degree water to see for himself if cold water swimming has any affect on our immune systems.

Guests:
Margaret McCartney - Resident GP and expert in evidence-based medicine
John Tregoning - Professor in Vaccine Immunology at Imperial College London
Eleanor Riley - Professor of Immunology and Infectious Disease at University of Edinburgh

Presenter: James Gallagher
Producer: Hannah Robins
Content Editor: Holly Squire

The programme was produced in partnership with the Open University.

Available now

30 minutes

Last on

Yesterday 21:30

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