After a nosebleed, the way to stop the bleeding by raising the hand is not effective, there is no scientific basis for raising a hand to stop the bleeding when a nosebleed, nor is there any reason. After a nosebleed, you can generally take the following ways to stop the bleeding: First, after a nosebleed, you can pinch the nose with your hand to stop the bleeding. Second, nosebleeds can be cold water ice packs on the bridge of the nose, for mild bleeding also has a certain effect of stopping bleeding. Thirdly, if you have clean gauze at home, you can also stop the bleeding by filling the nostrils with pressure. If the nosebleed is serious, you should go to the hospital in time for treatment, and inside the hospital, doctors in the five gynaecology department use laser electrocoagulation and other means to effectively stop the bleeding of large blood vessels.