📋 Multicentre Observational Study on the Perceived Onset of Winter in the Department of Paediatrics & Child Health at AKU Medical College, Pakistan Background: While Karachi has historically demonstrated resistance to “winter,” anecdotal evidence from the Department of Paediatrics suggested a sudden decline in ambient temperature below the thermoregulatory comfort threshold (TCT). Objective: To determine whether winter has been statistically and emotionally detected among departmental staff. Me