What is a recommended action for bleeding from the nose?

Pinching the nostrils together is a recommended action for managing a nosebleed because it helps to create pressure in the area, which can assist in stopping the flow of blood. When you pinch the nostrils, you are effectively compressing the bleeding site, which promotes clot formation and stops the bleeding more quickly. Additionally, leaning forward while pinching the nostrils can help prevent blood from flowing down the throat, which can cause choking or swallowing difficulties.

The other options do not effectively address the immediate issue of stopping the bleeding. Leaning back may actually worsen the situation by allowing blood to flow down the throat instead of out of the nasal passages. Drinking plenty of fluids is a good practice for overall health but does not provide any direct benefit in managing a nosebleed. Chewing gum has no relation to stopping bleeding and does not assist in the necessary pressure needed to reduce blood flow from the nose. Therefore, pinching the nostrils is the most effective and recommended first aid response for a nosebleed.