Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Hearing Aids ?
    ### Response:
    A hearing aid is a small electronic device that you wear in or behind your ear. It makes some sounds louder. A hearing aid can help people hear more in both quiet and noisy situations.     Hearing aids help people who have hearing loss from damage to the small sensory cells in the inner ear.
    