Three immunologists have won the 2025 Nobel Prize in Physiology or Medicine for uncovering how the immune system prevents itself from attacking the body.

When a person is at rest, meditating or reading a book, the parasympathetic nervous system is at work. Also known as the "rest and digest" system, the parasympathetic nervous system is responsible for ...

The genitourinary system, also called the “urogenital system,” consists of the urinary and reproductive systems. The genitourinary system refers to the urinary and reproductive systems. In people ...

The vagus nerve sprawls from the brain through the body, innervating our organs and managing life support and emotion. Sally Caulwell for Quanta Magazine The original version of this story appeared in ...

The endocannabinoid system is an active and complex cell signaling network. It involves a combination of endocannabinoids, enzymes, and cannabinoid receptors that help regulate several functions in ...

The 2025 Nobel Prize in physiology or medicine has been awarded to a trio of scientists for unraveling how the immune system ...

Glial cells are an integral part of the human nervous system. They help support and nourish nerve cells, or neurons. Several types of glial cells exist. Glial cells are the “glue” of the nervous ...

We breathe to sustain life but, aside from its most essential role, breathing supports the health of your body and mind in many other ways. More specifically, your breathing rate and patterns help ...

An NIH-supported initiative seeks to unravel how the nervous system tracks and regulates the body’s internal organs. How does your brain recognize when it’s time to take a breath, when your blood ...

Although most known for its effect on the lungs, cystic fibrosis is a far-reaching condition that affects most of the body’s systems. Cystic fibrosis is a chronic condition that’s primarily associated ...