Skin diseases includes common skin rashes to severe skin infections, which occurs due to range of things, such as infections, heat, allergens, system disorders and medications. Foremost common skin disorders are dermatitis. Atopic dermatitis is associate current (chronic) condition that causes restless, inflamed skin. Most frequently it seems as patches on the face, neck, trunk or limbs. It tends to flare up sporadically so subside for a time. Skin infections are caused by bacteria, fungi, parasites and viruses. The major skin infectious diseases are impetigo, Staph infections, cellulitis etc. Skin infections can lead to skin inflammations such as infectious dermatitis. It is also a cause of various skin diseases that can ultimately lead to leprosy.