In the morning, there is always blood in the nose mucus may be atrophic rhinitis, nasal tumor or blood system diseases and other diseases. 1. Atrophic rhinitis: due to the atrophy of nasal mucosa, glands and other structures, the normal filtering function of nasal mucosa is impaired, which is easy to appear nasal dryness and bleeding, and mucus will appear when the infection of smelly nose bacillus occurs, when secretion mixes with blood, the mucus with blood will appear in the nose in the morning. 2. Nasal cavity and sinus squamous cell carcinoma: due to the invasion of cancer in the local area, which leads to localized erosion and ulceration and bleeding in the nasal cavity, forming secretion with blood, then there will be secretion with blood in the nose in the morning. 3. Blood system diseases: such as severe thrombocytopenia, due to thrombocytopenia, it is easy to appear nasal bleeding, accompanied by other parts of the bleeding, etc., the bleeding amount is small, and the nasal discharge is mixed together, there will appear blood in the nose in the morning with blood in the mucus. There is always blood in the nose in the morning mucus, there may be other rhinitis, sinusitis, deviated septum, etc., it is recommended to consult a doctor in a timely manner, after a clear diagnosis and standardized treatment in accordance with the doctor’s instructions.