Cats sleeping in the litter box are not a cause of death. Cats may find the litter box a safe place because it provides shelter and privacy. In this environment, they may feel comfortable and safe. If cats can't find a quiet, secluded, and comfortable place to sleep in your home, they may choose to rest in the litter box.

In addition, changes in the location, smell, or type of litter may cause Making a cat feel uneasy and choose to sleep in the litter box is generally not directly related to the cat's health.