Iwas picking up some items at a retail store the other day, and I paused to look at the skin care products. They filled two aisles.

While watching TV later, ads for skin care products beckoned both men and women to help prevent age spots, sagging or crepey skin. I found myself studying my hands and arms and applying some lotion.

We probably all realize that we need to take care of our skin, which is our body’s largest organ. As part of our integumentary (“outer covering”) system, skin covers us from our head to our toes.

Skin is made up of three layers, including the top layer (epidermis), the middle and thickest layer (dermis) and the bottom fatty layer (hypodermis).

Skin varies in thickness from the thin layer of our eyelids to the thickest layer on the soles of our feet. It also hou

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