He is hoping to prepare for the cold and test his equipment at a cold chamber testing facility at Millbrook in Bedfordshire - recently used by Exmoor polar explorer Sir Ranulph Fiennes.

BBC: Devon

Indeed, over time no amount of gut insight will beat the cold hard math of testing and continually optimizing the message.

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Project ScanaFlu is a low-cost disposable cartridge that can test for cold and flu symptoms by testing saliva.

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