It could be related to dry air but that should not be assumed. It could also come from one fragile blood vessel, at one site in your
noseNose fracture. Infection is possible but unlikely without other signs of infection, such as pus, with the blood. Finally you could have a bleeding
nasalAllergic rhinitis
Juvenile angiofibroma
Nasal
Nasal 12 hour
Nasal anatomy
Nasal biopsy
Nasal congestion
Nasal cpap
Nasal decongestant
Nasal decongestant tablet
Nasal decongestant-antihistamine polyp, a tumor or what is called a granuloma in your nose. You should have a careful exam of your nose and throat, by an ENT specialist, using a fiberoptic laryngoscope, if the cause of bleeding is not immediately apparent when he/she examines your nose.