The endocrine system is the name for the glands that produce hormones in a person’s body. These glands include the thyroid gland, pituitary gland, and adrenal gland. The endocrine system produces ...

The human body’s nervous system is complex. Consisting of the brain, spinal cord and sensory organs, the nervous system acts as the communicator of the body, receiving information, deciding what ...

Your sympathetic nervous system is one of the branches of your autonomic nervous system. It controls functions under unconscious control related to “fight or flight.” Your nervous system plays a ...

A team of researchers from Columbia Engineering and Columbia University Irving Medical Center has developed a multi-organ chip consisting of engineered human heart, bone, liver, and skin that are ...

The integumentary system is the physical system that forms the barrier between the external environment and the internal systems of the body. In humans, this system consists of skin, hair, nails, and ...

The following outlines aspects of the female reproductive system, including the internal and external organs, the menstrual cycle, the egg, and reproductive hormones. The menstrual cycle is a monthly ...

This is the part of your peripheral nervous system that controls the muscles of organs without you having to think about it. Your autonomic nervous system lets your brain manage vital functions, such ...