Sucking hard in the morning with fresh blood in the throat is usually not serious if it is caused by diseases such as pharyngitis and gingivitis. If it is caused by nasopharyngeal cancer, it is more serious. 1. Pharyngitis: If you often smoke and drink alcohol, it is easy to induce pharyngitis. Patients may have symptoms such as itchy throat and foreign body sensation in the throat. When the pharynx is stimulated by inflammation, it will be in a state of chronic congestion, and after the inflammation is aggravated, it may lead to bleeding in the throat. Pharyngitis is generally not serious, if there are no other complications and timely treatment, usually about a week can be cured. 2. Gingivitis: If the teeth are not usually cleaned in place, it is easy to induce gingivitis, so that the patient’s gums bleed, resulting in the morning sucking throat gum area of blood into the mouth. Patients may be accompanied by symptoms such as gum pain and bad breath. Gingivitis is usually not serious, not only easy to treat, but also the gum function can be completely restored to a healthy state after treatment. 3. Nasopharyngeal cancer: If suffering from nasopharyngeal cancer, it is a more serious case, and if the cancer cells spread in the body, it may jeopardize the safety of life. Nasopharyngeal cancer is usually caused by heredity, viral infection, etc. Patients may suffer from nasal congestion, sniffing back the nose with blood and other symptoms. Once there is blood in the throat in the morning, it is recommended to go to the hospital in time for examination to determine the cause of the disease.