HKHeartRateSensorLocation.foot The heart rate sensor is located on the user’s foot. Declarationcase foot See AlsoLocationsHKHeartRateSensorLocation.otherHKHeartRateSensorLocation.chestHKHeartRateSensorLocation.wristHKHeartRateSensorLocation.fingerHKHeartRateSensorLocation.handHKHeartRateSensorLocation.earLobe