What is the average thickness of human skin?

The average thickness of human skin falls within the range of 1 to 2 millimeters. This thickness can vary based on several factors, including body location, age, and individual characteristics. In general, the skin is thinnest on areas such as the eyelids and thickest on the palms of the hands and soles of the feet, where it can exceed these average measurements.

The skin comprises multiple layers, with the outermost layer known as the epidermis, followed by the dermis, and then the subcutaneous tissue. The dermal layer contributes significantly to the overall thickness, while the epidermis, although vital for protection and barrier functions, is relatively thin. Understanding this range is crucial in various fields, including dermatology, medicine, and cosmetic science, as it informs practices related to skin care, treatments, and injuries.