Abstract: A method of health management for a self-cleaning cat litter box is disclosed. The method comprises measuring a first weight of the self-cleaning cat litter box, measuring a second weight of the self-cleaning cat litter box in responsive to a cat entering the self-cleaning cat litter box, identifying the cat entering the self-cleaning cat litter box, measuring a third weight of the self-cleaning cat litter box after the cat leaves the self-cleaning cat litter box, measuring a fourth weight of the self-cleaning cat litter box after the self-cleaning cat litter box performs waste cleaning, and uploading the identified cat with a body weight, a waste weight, and a waste type according to weight differences among the first, second, third and fourth weights.