BBC: Hidden heart harm of fatty foods

"Ahmed Al Haj is only 48 and looks healthy on the outside, yet this Bangladeshi waiter has ended up on the operating table for a triple heart bypass. As a Muslim, Ahmed does not smoke or drink, but his diet has been rich in ghee, the clarified butter in which many south Asian dishes are drenched. Instead of a healthy pink muscle, his heart looks like a pulsating lump of lard after a lifetime of eating too much saturated fat. The layer of fat encasing Mr Haj's heart was so thick the surgeons doing his triple bypass could not see his coronary arteries"