Hormones are a crucial part of the body's signaling system, and the controlled release of these compounds affects tissues around the body. Each of these hormones induces specific responses from these ...

The sympathetic nervous system, which helps your heart and other vital organs function all the time, increases activity in response to danger or stress, preparing the body for extra demands. Stress is ...

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 ...

The connection between breathing and our nervous system represents one of the body’s most remarkable biological relationships. While most autonomic functions—like heart rate, digestion, and hormone ...

Imagine having a front-row seat to your nervous system. How would your experience change if you could see, in real time, how the billions of cells and neurons of your brain and body orchestrate your ...

Long after a traumatic event has passed, a person’s nervous system can be reactivated whenever they perceive danger, whether or not danger is present. This feeling of heightened arousal is like being ...

Parkinson’s disease is a neurological condition that can affect several areas of the brain. The area it affects the most is known as the substantia nigra, which is involved with movement. Nerve ...