Heart Rate Monitors

Underwater Heart Rate Recording

Updated January 2021 A little bit about HR and Swimming Acquiring accurate heart rate data when swimming is complicated. Polar have always had a heart rate strap that transmits LIVE heart rate data to a wrist unit when swimming. This is because Polar use an analogue signal for sending heart rate when in the pool.

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Polar OH1 Heart Rate Accuracy Tests

CardioCritic has used the Polar OH1 for 8 x training / testing sessions. It’s been perfect for everything but one bike ride. The graphs below illustrate the hart rate acquired during an intense indoor spinning bike interval session. This is indicative of a vast majority of my tests of the Polar OH1. All but one

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