New blood pressure device
Media playback is unsupported on your device
Video

Device 'could revolutionise blood pressure monitoring'

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.

  • 21 Feb 2011