3 type of hearing loss

1. Conductive hearing loss
2. Sensorineural hearing loss
3. Mixed hearing loss

Things can cause hearing conductive hearing loss

1. Infection of the ear canal or middle ear
2. Perforated eardrum
3. Buildup of earwax in the ear canal
4. Dislocation f middle ear bones
5. Foreign object in the ear canal
6. Otosclerosis
7. Tumors
8. Malformation of outer ear , ear canal or middle ear structure
9. Middle ear effusion
10. Foreign object in ear canal

Things that cause sensorineural hearing loss

1. Aging ( presbycusis)
2. Exposure to loud noise
3. Genetic
4. Viral infection
5. Hobby ( music event, motorcycle riding, excessive usage of headphone)
6. Ototoxic drugs ( medication that damage hearing)
7. Illness ( meningitis , meniere disease, tumor)
8. Head trauma ( injury)