Goosebumps arise when tiny muscles around hair follicles contract, causing the hair to stand on end. Learn what triggers them and when they may be cause for concern.

Five very different L.A. personal trainers to get you motivated this year. Discover astrology-informed strength sessions, ...

In a culture in which everything feels urgent, social media is filled with bad news, and our work days feel endless, something’s bound to give. Often, that thing is our nervous systems. In fact, if ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...

Your autonomic nervous system helps regulate emotional balance, but chronic stress or trauma can trigger an overactive fight-or-flight response. Nervous system dysregulation refers to a condition in ...

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 ...

Cancer arises as an enemy from within. One of the body’s own cells becomes damaged or corrupted and then multiplies to create copies of its aberrant self. The ballooning army of deviant cells may ...

In order for your body to work properly, your nervous system needs to be working properly. Your nervous system is responsible for helping your brain communicate with your body and helping your body ...

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 ...

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 ...

With terrifyingly sharp teeth arranged around a circular mouth, lampreys look about as primitive a vertebrate as you could imagine. But a new study finds that the animals have a surprising similarity ...