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As the UK and US embark on large-scale coronavirus vaccine booster programmes, the evidence so far suggests it is a good idea to get a booster shot if you are offered one

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91É«ÇéƬ

91É«ÇéƬ

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91É«ÇéƬ

A woman born without the brain regions needed to smell has puzzled doctors by gaining the ability to detect some smells in her twenties – an experience that has caused her anxiety

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91É«ÇéƬ

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