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 ...

Every other Friday, the Outside/In team answers one listener question about the natural world. This week, Monica in West Hartford, CT asked, “We’ve all heard the phrase, ‘take a deep breath,’ and ...

Everything your body does is connected in some way to your nervous system. It tells your heart to beat and your lungs to breathe. It controls the way you move, the words you say, and how you think and ...

The peripheral nervous system (PNS) is the system of nerves and ganglia outside the brain and spinal cord. The PNS consists ...

Your circulatory system works all day, every day, to pump oxygen throughout your body. There are cardiovascular conditions that can impact this system. Your circulatory system, also known as your ...

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 ...

Even when your body is capable of high performance, interference, stress, and misalignment create an internal traffic jam.