How To Get Rid Of Dry Chapped And Discolored Lips
The skin on our bodies has a protective barrier that protects our skin cells against environmental damage and the skin from moisture loss. But the skin on our lips is thin and doesn’t have as strong a barrier to hold in moisture, prevent moisture loss or to keep lips smooth and healthy-looking. Lip Structure The lips are made up of the upper lip (labium superoris), lower lip (labium inferioris), vermilion border (the reddish colored border between the lips and the surrounding skin), philtrum (vertical groove on the upper lip that forms what is known as the Cupid’s bow), and ergotrid (the skin between the upper lip and nose)....