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BBC World Service West and Central Africa Schedule

BBC World Service West and Central Africa

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Tim Harford explains the numbers and statistics in the news and in life

Tim Harford explains the numbers and statistics in the news and in life.

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More or Less: Placebo: Can you fool your brain?

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Placebo: Can you fool your brain?

06/02/2022 GMT

BBC World Service - More or Less, Placebo: Can you fool your brain?

Can you really become fitter by expectation alone?

Have you given up on your New Year’s resolution yet? Every year many of us make the promise to become better, shinier, more accomplished versions of ourselves by the same time next year. It’s often easier said than done but to an extent it really is the thought that counts. David Robson, author of ‘The Expectation Effect’ says the power of our expectations can cause real physiological effects but Mike Hall, co-director of ‘The Skeptic’ magazine isn’t convinced.

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