It’s common for wearable devices like Circul Ring to have occasional variations in step count, blood oxygen, blood pressure, or sleep data. Factors such as how you wear the ring, movement during measurement, skin type, and environmental conditions can affect accuracy. To get the best results, please ensure the ring fits properly, stay still during measurements, and keep your app updated. These readings are meant to support your health awareness and are not a substitute for professional medical tests. For more details and tips, please see our full FAQ on reading accuracy.
