You no longer need to fall on an ice-rink to catch hypothermia. Exposure to Delhi’s winter is enough. Hypothermia is a medical condition that is triggered by an unexpected and sudden drop in body temperature because of prolonged exposure to cold temperatures. While it can occur in adults too cases of hypothermia are mostly recorded in the elderly infants and children. This is because they have limited or underdeveloped capacity to thermoregulate. Thermoregulate means one’s capability to regulate own body temperature. According to the World Health Organisation for babies body temperature less than 36 °C is considered to be hypothermia.