Cats in rescue shelters are highly susceptible to stress-related illness and behavioural breakdown. Understanding and minimising shelter stress is essential for cat welfare and rehoming success.
Shelters are inherently stressful environments for cats, whose need for territory, predictability, and control conflicts with the realities of communal housing with constantly changing populations. Stress manifests in immune suppression — leading to respiratory and other infections — and in behavioural changes including hiding, freezing, and cessation of normal activities like play and grooming. These stress-related changes can be misread as personality traits and reduce rehoming prospects, creating a feedback loop of longer stays and worsening welfare. Evidence-based interventions including hide boxes, vertical space, species-appropriate enrichment, and foster care programmes can dramatically improve welfare outcomes and reduce length of stay. Early intervention for stressed cats prevents welfare deterioration.