What should be done to conserve heat in a patient with mild hypothermia?

To conserve heat in a patient with mild hypothermia, insulating them from heat loss is essential. This can be achieved by using blankets, sleeping bags, or other available materials to create a barrier that minimizes exposure to cold air and wind. Proper insulation helps maintain the patient's body temperature by reducing heat transfer to the surrounding environment, thereby slowing the progression of hypothermia.

In contrast, encouraging heavy exercise can actually increase heat loss and potentially lead to fatigue and further cooling, as exercise may cause excessive sweating. Applying cold compresses is counterproductive, as it would lower the body temperature further instead of helping to conserve the existing heat. Providing alcohol-based drinks can also be dangerous; alcohol can impair the body’s ability to regulate temperature and may increase the risk of hypothermia.

Thus, insulation is the most effective strategy in this scenario, ensuring the patient retains as much body heat as possible while their condition is monitored and help is sought.