There are many reasons for hearing loss in the elderly, including age factors, environmental factors, ear diseases, systemic diseases and so on. 1. Age factor: aging is a natural law of the human body. As age increases, the inner ear and auditory pathways gradually age, resulting in progressive and slow hearing loss. 2. Environmental factors: Long-term exposure to noise will result in adaptive hearing loss and hearing loss after damage to the inner ear. Elderly people are more likely to be affected and experience hearing loss. 3. Ototoxic factors: mixed drug administration, high drug dosage, ototoxic adverse reactions, drug-disease interactions, and drug-drug interactions can induce hearing loss in the elderly. 4. Systemic diseases: cardiovascular disease, hypertension, diabetes, hyperthyroidism and other systemic diseases can lead to hearing loss and tinnitus. 5. Ear diseases: otitis media, tympanitis, cerumen impaction, ear tumor and other ear diseases can lead to different degrees of hearing loss. The causes of hearing loss in the elderly are varied, once the hearing loss of the elderly should be vigilant, timely to the regular hospital to improve the relevant examination, to clarify the cause of the disease to make the appropriate treatment and treatment.