👉 Nosebleeds are a type of bleeding that occurs in the nostrils, which is where blood vessels enter and exit the nasal cavity. They occur when there is an obstruction or blockage in one of these blood vessels. Nausea, vomiting, and difficulty breathing can be caused by nosebleeds, especially if they happen frequently or are accompanied by other symptoms such as chest pain or fever. It's important to seek medical attention if you experience nosebleeds regularly or if they cause discomfort