Declining grooming habits and unkempt, matted fur indicates failing health and mobility challenges in elderly cats.
Grooming
Refusing favorite foods, difficulty eating or weight/muscle loss points to illness and diminishing quality of life requiting vet examination.
Eating
Decreased playfulness, more sleeping and withdrawal signal comfort is becoming a priority as overall vigor declines.
Activity
Inability to properly use the litter box suggests health issues like arthritis are severely impacting daily functions.
Eliminating
Lack of interest in things they once loved like treats, toys and human interaction can accompany end-of-life changes.
Engagement
Increased crying or groaning hints your cat is in pain as health falters. Time for medications or euthanasia talk.
Discomfort
Labored breathing such as open-mouth panting can indicate concerning heart conditions or distress needing prompt vet assistance.
Breathing