Abnormal changes in the voice are called "hoarseness". When hoarse the voice may sound breathy, raspy, strained or show changes in volume or pitch. Voice changes are related to disorders in the sound ...

Sound waves pass from the ear canal in the outer ear to the middle ear and create a vibration of the eardrum. Due to the vibrations of the tiny bones in the middle ear, we are able to hear sound. When ...

In the inner ear, there are two different types of sensory cells that are responsible for hearing. An MHH research team has now identified the molecular switch for the formation of these inner and ...

Hearing loss is classified into three types: conductive, sensorineural, and mixed (when conductive and sensorineural hearing loss co-occur). Conductive hearing loss involves a problem within the outer ...