Which situation does NOT typically require an emergency response?

The situation involving a swimmer exhibiting normal swimming behavior does not typically require an emergency response because it indicates that there are no immediate signs of distress or danger. Normal swimming behavior suggests that the swimmer is capable of handling themselves in the water, which means they are likely safe and do not need assistance at that moment.

In contrast, the other situations presented—such as a person experiencing chest pain, a person who has suddenly collapsed, and a swimmer having a seizure—are all indicative of serious medical emergencies. Each of these scenarios involves potential life-threatening conditions that necessitate immediate attention and intervention to ensure the safety and health of the individual involved. Therefore, recognizing the nuances between normal behavior and signs of distress is essential in emergency response training.