In biology, the nervous system is a highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body. The nervous ...

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 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 ...

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 ...

Glia constitute roughly half of the cells of the central nervous system (CNS) butwere long-considered to be static bystanders to its formation and function. Here we provide an overview of how the ...

A new study shows significant improvements in not only sleep quality, but also in improved autonomic nervous system function using a closed-loop, acoustic stimulation neurotechnology. A good night's ...

In jellyfish and sea anemones, neurons accumulate DNA damage while animals are awake and repair that damage during sleep.