Which of the following is NOT a sign of heatstroke?

Heatstroke is a severe condition that occurs when the body overheats, often due to prolonged exposure to high temperatures or rigorous physical activity in hot weather. Recognizing the signs and symptoms of heatstroke is crucial for prevention and effective response.

Among the options provided, abnormally slow breathing is not typically associated with heatstroke. In fact, heatstroke usually presents with rapid, shallow breathing as the body attempts to cool itself down. Other common signs of heatstroke include a high body temperature, headache, and nausea. A high body temperature is one of the defining characteristics of heatstroke, indicating the body is unable to regulate its temperature effectively. A headache and nausea are also common symptoms that might arise due to the body's overheating and dehydration.

By identifying slow breathing as not being a sign of heatstroke, it's clear that this option stands out from the others that directly correlate with this serious condition. Recognizing this difference can help in effectively diagnosing heat-related illnesses and ensuring appropriate treatment is administered.