It's not unusual for cyclists to try to maximise their workouts by monitoring their heart rates, but soon they'll have access to technology used by fighter pilots to help them do it.
Israeli technology firm LifeBEAM says it has developed the world's first smart cycling helmet.
At the front is a lightweight sensor which can process data and transmit it to other devices.
The tiny censor is seen as a better alternative for cyclists who want to keep an eye on their heart-rate: According to its designers, the sensor is superior technology to conventional heart-rate monitors, which are often unwieldy and uncomfortable.
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