what doe sthe nervous system do
The nervous system is a complex collection of nerves and specialized cells known as neurons that transmit signals between different parts of the body.It is essentially the bodyâs electrical wiring. Structurally, the nervous system has two components: the central nervous system and the peripheral nervous system.Of all the diseases of the nervous system, the most common difficulty that people have is pain, and much of that is nerve-related,â according to Dr. Shai Gozani, founder and CEO of NeuroMetrix, a medical device company.