With energy bills skyrocketing of late, many of us are thinking twice before putting the heating on, or maybe not even putting it on at all. But what effect could living in a cold home have on our health? We speak to Dr Radha Modgil, an NHS GP and BBC Science Focus columnist to find out more.

In this episode of Instant Genius, Dr Radha explains what the cold does to the human body, who is most at risk and if the solution really is to heat the human, not the home.

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