Medically reviewed by Arno Kroner, DAOM Ear infections often develop due to allergies or an upper respiratory infection.

Researchers have developed a method that shows how the nervous system and sensory organs are formed in an embryo. By labeling stem cells with a genetic 'barcode', they have been able to follow the ...

It can occur in the outer, middle, or inner ear. Hearing loss typically occurs gradually over time. The National Institute on Deafness and Other Communication Disorders (NIDCD) reports that about ...