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 ...

What Is the Limbic System? The limbic system is a part of the brain consisting of several components such as the hippocampus and amygdala and serving many functions within the body. While we have a ...

Our bodies’ nerve cells are important for transmitting electrical and chemical information between different parts of the brain and between the brain and other parts of the nervous system. One of the ...

Two types of neurons in the skin may be particularly important for how the brain interprets social contact between people, according to a new study led by Linköping University in Sweden. Knowledge of ...

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 ...

Octopuses are not much like humans — they are invertebrates with eight arms, and more closely related to clams and snails. Still, they have evolved complex nervous systems and are capable of a wide ...