Polar supports accuracy validation papers about the Polar H10, but devalues accuracy validation papers about the Polar OH1, & does only Rob ter Horst care about scientifically validating OHRMs in the year 2024? 1530. Polar supports accuracy validation papers about the Polar H10, but devalues accuracy validation papers about the Polar OH1, & only Rob ter Horst seem to care about scientifically validating OHRMs such as the Polar OH1