Skin

The skin covers the entire external surface of the human body. It weighs approximately six pounds, and varies in thickness, color and texture.University of Maryland Medical Center: Anatomy of the Skin

1. Epidermis: Outer layer of the skinNewYork-Presbyterian Hospital: Skin Anatomy
2. Dermis: Middle layer, contains sense organs for touch, pressure, pain and temperatureSkinCancer: Skin Anatomy
3. Subcutaneous layer: Bottom layer, helps to insulate the bodySkinCancer: Skin Anatomy

Avoiding the sun and wearing protective clothing and sunscreen will help reduce the risk of skin cancer.Mayo Clinic: Skin Cancer Prevention Good nutrition also has a positive effect on the complexion and health of the skin.American Chronicle: Natural Skin Care | Good Nutrition And Healthy SkinApplying creams to replace lipids that are washed away with soaps helps to protect and maintain the skin's barrier.Consumer Reports Healthy Skin

Some common skin health problems are rosacea, warts, eczema, acne, impetigo, sunburn and seborrheic dermatitis.FamilyDoctor: Skin Disorders WebMD Skin Problems & Treatments Guide