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Is saturated fats advice misguided?

18 March 2014 Last updated at 06:39 GMT

Guidelines urging people to swap saturated fats - found in foods like butter, cheese and fatty meats - to polyunsaturated fats may be misguided, a new report suggests.

Researchers looked at data from 72 studies, with more than 600,000 participants, and found little evidence of a link between saturated fats and a higher risk of heart disease.

Fergus Walsh reports.

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