Note the important point there: heart attack rates are falling everywhere, have been for years.

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The study does not identify the specific causes of these job-related attacks or whether firefighters have an overall greater risk of dying from heart problems than the rest of the population, but does note the unique hazards of the profession.

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But skeptics note that Celebrex, at least at a high dose, did show a risk to the heart.

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But many nutritionists are quick to note that diets high in certain fats - and high in cholesterol - are believed to drive up the risks of heart disease, type 2 diabetes and some forms of cancer.

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It's important to note, however, that Kadcyla is not the same as Herceptin and could cause serious side effects including liver problems and heart problems such as congestive heart failure or even death.

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Mr Thubron spent eight months travelling the 11, 300 kilometres (7, 000 miles) of the old Silk Road from Xian in the heart of China to Antioch (Antakya) in Turkey and, although he scrupulously admits in a note that his trip was broken by fighting in northern Afghanistan and that he was obliged to continue the following year, this interruption does not disrupt the flow of his narrative.

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