Thick mucus with blood in the nose in the morning may be caused by nasal inflammation, nasal foreign body, nasal swelling. 1. Inflammation: sinusitis, rhinitis and other disease factors, can lead to increased nasal mucosal secretions, accompanied by mucosal congestion, swelling, dryness and other phenomena, so there may be the phenomenon of thick mucus with blood in the nose in the morning. 2. Nasal foreign body: this disease can also stimulate the inflammation of the nasal cavity, resulting in blood in the nose in the morning thick mucus, accompanied by the phenomenon of nasal congestion. 3. Swellings: the presence of papillomas, polyps, malignant tumors and other swellings in the nasal cavity can also lead to the phenomenon of thick mucus with blood in the nose in the morning, accompanied by a runny nose, nasal congestion and other phenomena. There are a lot of reasons why you get up in the morning with blood in the nose thick mucus, it is recommended to go to the hospital in time to improve the examination to clarify the diagnosis, follow the doctor’s instructions to take standardized treatment.