Редактирование: Guide to medicine (раздел)

===Deafness===
The person cannot hear, they are usually unresponsive to verbal communication and can't even hear themselves talking.

What causes it:
* Genetic mutations can cause genetic deafness.
* Ear damage can render a person deaf temporarily, but extreme ear damage causes permanent deafness.
* Explosions cause ear damage.
* Flashbangs cause ear damage.

How to treat:
* Most ear damage will heal on its own.
* [[Guide_to_chemistry#Inacusiate|Inacusiate]] heals minor ear damage instantly.
* Put earmuffs on the patient and minor ear damage will quickly heal.
* Mutadone can reset genetic mutations including deafness.