Drinking water has no effect on stopping nosebleeds. However, if it is caused by dry air, it helps to relieve the dryness; for nosebleeds caused by nasal inflammation, hemangioma, deviated septum, etc., drinking water has no effect. The air is relatively dry, lack of humidity caused by nasal dryness leading to nosebleeds, drinking water to replenish the body’s moisture, there is a possibility of reducing nosebleeds, while maintaining the humidity of the environment. There are many causes of nosebleeds, nasal inflammation (such as sinusitis, rhinitis), hemangioma, nasal septum deviation, trauma and other causes of nosebleeds, for these factors, simply drinking water can not be a therapeutic effect. Patients with nosebleeds are advised to consult a doctor in time to identify the cause of the problem and follow the doctor’s instructions, so as not to make a mistake.