Indoor-only cats are protected from outdoor hazards but face welfare challenges from boredom, restricted territory, and insufficient behavioral stimulation.
Indoor cat welfare requires deliberate management of behavioral needs that outdoor cats satisfy through exploration, hunting, and territory patrol. Indoor cats in barren environments develop obesity, diabetes, and behavioral problems from inactivity and boredom. The solution is not releasing cats outdoors — where they face traffic, predators, and infectious disease — but creating enriched indoor environments. Vertical space through cat trees, food puzzle toys that simulate hunting, window perches with bird views, rotational toys, and regular interactive play sessions address most indoor cat behavioral needs effectively. Indoor cats with good enrichment can have excellent welfare and long lives.