What is the preferred method for cooling a heat stroke victim?

Immersing a heat stroke victim in cold water up to the neck is the preferred method for cooling because it effectively lowers the body temperature much more rapidly than other methods. This is crucial in heat stroke cases, where the body's temperature regulation fails and can lead to severe complications or even death. Immersion in cold water allows for maximum surface area exposure to a cool medium, facilitating efficient heat exchange and cooling of the core temperature.

Cooling the body quickly is essential in managing heat stroke, as it can prevent damage to vital organs and restore normal physiological function. Techniques like wrapping in warm towels or using ice packs only on the head do not provide sufficient cooling for the entire body and may create a risk of localized frostbite or additional complications. Additionally, providing a cool drink might not be appropriate as the individual may be disoriented or unable to drink, and hydration alone does not adequately address the critical issue of elevated body temperature in a heat stroke scenario.