<unk>  (also known as listening<unk>  or ear<unk>  is a phenomenon that occurs after prolonged exposure to an auditory stimulus. Symptoms include tiredness, discomfort, pain, and loss of sensitivity.<unk>  is not a clinically recognized state, but is a term used by many professionals. The cause for<unk>  is still not yet fully understood. It is thought to be an extension of the quantifiable psychological perception of sound. Common groups at risk of becoming victim to this phenomenon include avid<unk> s of music and others who listen or work with loud noise on a constant basis, such as musicians, construction workers and military personnel.
Listener fatigue
Morbid love
Automatism 
Homicidal ideation
Combat stress reaction
Death anxiety
Tolerated illness
Suicidal ideation