Both of my cats suffered from CKD. They both started to lose weight and then stopped eating. I learned that once a cat stops eating, the end is near. The cat will die a slow, miserable death. A family member waited too long to euthanize their cat, and it had a seizure. That finally got their attention. I don’t understand the Buddhist hang-up on humane euthanization. Is there an option to sedate the cat? https://www.concordanimalhospital.com/blog/euthanasia-vs-natural-passing-whats-right-for-my-pet As a pet starts to decline, body systems gradually shut down due to lack of blood flow and oxygen. Pets may start breathing heavily and you may hear a “death rattle” as mucus builds up in the throat. Pets will stop eating and drinking, may vomit, and may soil themselves as they lose the ability to control their bathroom habits. Pets may experience pain or discomfort for days as their bodies gradually decline, and they may experience abrupt episodes of thrashing, respiratory distress, and vocalization. If pursuing natural death for a pet, it’s advised to have pain medications and a backup plan, https://petlossathome.com/about/faq/timing/dont-let-a-pet-suffer-to-death/