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Mediterranean diet 'could raise risk of heart attacks'

http://www.telegraph.co.uk

Eating a Mediterranean diet to boost levels of good cholesterol could in fact be bad for some people, research indicates.It has long been thought that a diet rich in olive oil, nuts and oily fish is good for health because it can reduce bad cholesterol levels. However, a study suggests that some heart attack patients may have genetic mutations that mean the diet increases their risk of suffering further cardiac problems. It found that those at most risk of suffering subsequent heart attacks had large amounts of the high-density lipoprotein (HDL), or 'good' cholesterol', in their blood that destroys unhealthy trans fats in foods such as biscuits and cakes. They also had more of a protein known as CRP which causes inflammation – suggesting this influences whether good cholesterol protects or endangers individuals. The findings, published in Arteriosclerosis, Thrombosis, and Vascular Biology, could also explain disappointing results from a trial of an experimental drug called torcetrapib designed to increase HDL cholesterol.

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