There is something strangely unsettling about an eye that refuses to stay still. It starts as a tiny flutter near the eyelid.

Eye twitching, medically termed myokymia, is a frequent condition experienced by many people. While it is usually harmless, caused by stress, fatigue, lack of sleep, or excessive caffeine, persistent ...

Your autonomic nervous system (ANS) is the part of your central nervous system (CNS) that controls unconscious activities like breathing and digestion. This system is always working, whether or not ...

Your sympathetic nervous system is one of the branches of your autonomic nervous system. It controls functions under unconscious control related to “fight or flight.” Your nervous system plays a ...

Your nervous system is a network that sends signals between your brain and other parts of your body to control your body's movements and processes. This system includes your brain, spinal cord, and ...

Each part of the nervous system uses internal checks and balances to regulate its activity, responding to various factors like mood, health status, and the external environment.¹ These regulatory ...

Neurological diseases affect the nervous system, including the brain, spinal cord, and peripheral nerves that carry signals throughout your body. These conditions can disrupt movement, thinking, mood, ...