Indoor cats require environmental enrichment that compensates for the stimulation of outdoor environments. Evidence-based enrichment programs prevent boredom, reduce stress, and support positive welfare.
Indoor cat enrichment is one of the highest-impact welfare improvements available to cat owners because it addresses the fundamental welfare gap between indoor life and the stimulation-rich outdoor environment cats evolved for. The indoor environment, however safe for the cat, is static, predictable, and unstimulating without active enrichment design. Vertical space allows cats to express the vertical habitat use that provides territory control and safety; puzzle feeders replace boring bowl feeding with the cognitive engagement of food acquisition; interactive play provides the predatory sequence that is among the most motivating drives in the feline behavioural repertoire. Stress-related conditions including feline idiopathic cystitis — painful bladder inflammation without infection — are directly associated with environmental monotony and are prevented by comprehensive enrichment programs.