tunnel vision causes symptoms
Tunnel vision Symptoms. The symptoms of tunnel vision accompany other symptoms depending on the underlying cause of the condition. The following includes the common symptoms associated with tunnel vision: 1  The presence of glare or halo around lights. 2  Increased light sensitivity. 3  Poor night vision. 4  Sore eyes.
The Causes of Tunnel Vision. Tunnel vision can be caused by a host of medical and biological conditions ranging from blood loss, alcohol consumption through to mercury poisoning and a bite from a black mamba (a type of poisonous snake). The leading causes of the condition are listed below: Glaucoma.