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Device 'could revolutionise blood pressure monitoring'

21 February 2011 Last updated at 11:03 GMT

A device which can be worn like a watch could revolutionise the way blood pressure is monitored in the next few years, scientists say.

Researchers at the University of Leicester and in Singapore have developed a device to measure pressure in the largest artery in the body.

Evidence shows it gives a much more accurate reading than the arm cuff alone.

The BBC's Mike Cartwright reports.