Study turns diet-heart hypothesis on its head

CONSUMING vegetable oils rich in linoleic acid lowers blood cholesterol but does not reduce mortality from heart disease, according to a study published in the BMJ.  

The US researchers analysed decades-old unpublished data from a double-blind randomised controlled trial of more than 9000 people which tested whether replacing saturated fats with vegetable oil (corn oil) reduced cardiovascular deaths through the lowering of blood cholesterol.

Participants in the intervention group did report lower cholesterol levels, but the researchers also found there was a 22% higher risk of

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