Tag: Skin

Who is healthier to take a bath once a day or once a week? After reading knowledge

Our facial skin is composed of epidermis, dermis and subcutaneous tissue. The lower layer is reticular layer, also known as deep dermis. There is no strict boundary between the two. There are three types of connective tissue in the dermis:collagen fiber, elastic fiber and reticular fiber. They are composed of collagen, which determines the elasticity of the skin. Collagen is the storage of water in the dermis, and the water content of the dermis accounts for 60%of the total skin.