Heart disease risk revealed decades before symptoms begin in new 'calcium scan' examining arteries

A simple “calcium” scan could screen people for heart disease – decades before symptoms have started, say scientists.

It looks for the build up of tiny amounts of calcium in the arteries which can increase risk of developing the illness years into the future.

This would allow doctors to recommend lifestyle changes – such as improving diet, quitting smoking and doing more exercise – to protect patients.

Called a CAC (coronary artery calcium) scan is quick, painless and non-invasive and looks for white specks or streaks on the x-rays.

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