This series of Special Features takes an in-depth look at the science behind some of the most debated nutrition-related topics, weighing in on the facts and debunking the myths. Share on Pinterest ...

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 ...

The autonomic nervous system is a complex network of cells that controls the body’s internal state. It regulates and supports many different processes, often outside of a person’s conscious awareness.

The parasympathetic nervous system (PSNS) is one of two major divisions of the larger autonomic system in your body. Its function is to keep the basic functions of your body working as they should.

The skin, as the body’s largest organ, serves as a dynamic interface between internal systems and environmental influences.

Depression makes deep inroads on biology to bring about the many symptoms of depression, from sleep disruption and an inability to experience pleasure to lack of motivation and feelings of guilt. Many ...

An essential component of the lymphatic system, the thymus, a pyramid-shaped organ located in the thoracic cavity, is responsible for producing T-cells. For centuries, the thymus was believed to be an ...