Runny nose is a physical phenomenon that people often meet in life, but some people have some blood in the runny nose. Its causes are mainly traumatic factors, inflammation and cold.
1.Trauma factor. As we all know, nose is a relatively fragile part of human body, if there is blood in nose, it is often caused by trauma, such as fracture of nasal bone which causes deformation of cartilage in nose, resulting in failure to reset, which will cause blood in nose. In addition, if the nose is collided or seriously squeezed, it will cause certain damage to the mucous lining of the nasal cavity, resulting in nasal discharge with blood.
2.Inflammation. Some inflammation will also affect the nose, such as fire, the gas discharged from the nasal cavity with burning heat, dry nasal mucosa, leading to the situation of nasal discharge with blood.
3.Cold. Sometimes runny nose with blood is caused by cold, and some colds are not only viral, but also caused by inflammation, thus causing some complications of the nose.
Some of the main reasons for runny nose with blood are above, of course, there are some other factors, which need to be examined and suggested by the doctor and then targeted for medication.