Find out what you need to know about the integumentary system and discover how it may affect your health.

The integumentary system is an important organ system in the human body, comprising of the skin, hair, nails, and glands that produce sweat and oil. Learn more.

Skin is the body's largest organ and, along with hair, nails, and skin-associated nerves and glands, is part of the integumentary system, according to the medical resource StatPearls.