A:AnswerHello, Ceretone hearing aids are for adults with mild to moderate hearing loss. If you have severe hearing loss, sudden hearing loss, pain or other medical issues, please consult an audiologist or hearing professional. If you ever need anything or have questions, please don't hesitate to reach out to our customer service team: Monday - Friday 8:00am - 5:00pm Pacific Standard Time [email protected] (866) 283-4262 We’re always here to help!