Are Health Tests Really a Good Idea?

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Description

Despite living longer and healthier lives than ever before, we have never been more obsessed with our health. And in an effort to detect the signs of silent killers lurking inside, more and more of us are turning to health tests. In this surprising BBC Horizon film, human guinea pig Michael Mosley puts himself through a battery of health tests available to people who feel perfectly well. From a simple assessment to a state of the art heart CT scan, Michael asks whether the pricey Harley street test was really worth the cash... And what about the risks associated with these tests? Scans come with radiation exposure and even the simplest of tests lead to anxiety and possible over diagnosis. Does testing healthy people actually do more harm than good?