It ended when metal tools became widespread (in the Copper Age or Bronze Age; or, in some geographical regions, in the Iron Age). The Neolithic is a progression of behavioral and cultural characteristics and changes, including the use of wild and domestic crops and of domesticated animals.
A single exposure to a sudden extremely loud noise can also cause tinnitus. A variety of other conditions and illnesses can lead to tinnitus, including: Blockages of the ear due to a buildup of wax, an ear infection, or rarely, a benign tumor of the nerve that allows us to hear (auditory nerve)
Tinnitus can arise in any of the four sections of the hearing system: the outer ear, the middle ear, the inner ear, and the brain. Some tinnitus or head noise is normal. A number of techniques and treatments may be of help, depending on the cause. 1  Some of the most common include a sound of crickets or roaring, buzzing, hissing, whistling, and high-pitched ringing. 2  Other types of tinnitus include a clicking or pulsatile tinnitus (the noise accompanies your heartbeat).