The causes of bleeding after a long time of ear piercing are usually infection, allergy and trauma.
1. Infection: if the ear hole is infected due to water in the ear hole or not sterilized properly, the local wound will not be able to heal under the stimulation of inflammatory factors, and then it will bleed.
2. Allergy: If you wear unsuitable earrings right after getting your ears pierced, it will lead to ear allergy, which will make the ear piercing localized congestion, swelling, and the wound will not heal for a long time, so it will bleed.
3. Trauma: if the ear piercing after a long time, the ear hole near the friction trauma, will lead to local capillary rupture bleeding.
Ear piercing for a long time and still bleeding may have other reasons, it is recommended to go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease to give targeted treatment or treatment.