The skin barrier is the outermost layer of the skin. Skin consists of three layers: the epidermis, the dermis, and the hypodermis, per Cleveland Clinic. The epidermis is the top layer of skin, and the ...

Skin can either be thin or thick. Thin skin covers most of the body and can vary in thinness, with the thinnest skin covering the eyelids. Thick skin is present on the soles of the feet and palms of ...

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 ...

Alyssa Northrop is a registered dietitian, nutrition writer, speaker and licensed massage therapist based in Minneapolis, Minnesota. She received a Master of Public Health in human nutrition from the ...