Medically reviewed by William Truswell, MD Key Takeaways The cochlear nerve is part of the eighth cranial nerve and is ...

One of the most important steps in the evolution of modern mammals was the development of highly sensitive hearing. The middle ear of mammals, with an eardrum and several small bones, allows us to ...

When saltwater fish long ago evolved to live in fresh water, many of them also evolved a more sophisticated hearing system, including middle ear bones similar to those in humans. Subscribe to our ...

A bone conduction hearing aid (BCHA) helps with conductive hearing loss, which is caused by damage to the outer and middle parts of your ear. Keep reading to learn more about BCHA, including how it ...