After a nosebleed, only patting the back of the neck has no effect, but vibration aggravates the bleeding, and using cold water to apply ice packs on the back of the neck can partially stop the bleeding.
Nosebleeds are not recommended for local patting, because the vibration rather aggravate the bleeding situation. The use of cold water ice after the neck can be local cooling, so that the arterial contraction, and then flow to the nasal mucosa blood vessels to reduce the blood, to achieve part of the effect of hemostasis.
Nosebleeds are caused by rupture of blood vessels in the nasal mucosa, when a nosebleed occurs, press both sides of the nose to achieve the effect of pressure to stop bleeding, and still can not stop the bleeding of the person is recommended to go to the hospital in a timely manner to carry out treatment such as hemostatic tampons to fill the nose, oil gauze and other ways of stopping bleeding.
Nosebleeds, it is recommended to consult a hospital, under the guidance of a professional doctor to carry out active treatment, do not take care of yourself, so as not to delay the condition.