When I wake up I have burned calories even though I have not taken any steps. Why? – Help Center

This is completely normal. The tracker records calories burned during any activity as well as the calories burned by your body at rest (for operation of your heart, brain, lungs, etc.).

*credit to Sylvain of iHealth Labs EU

https://helpcenter.ihealthlabs.eu/hc/en-gb/articles/205910281-iHealth-AM3-When-I-wake-up-I-have-burned-calories-even-though-I-have-not-taken-any-steps-Why-