Due to this mutation, the defective protein is not able to produce collagen, which provides strength and structure for the skin.

As a result, the fibroblasts, the cells which produce elastin and collagen, slow down.

However, in cases when the body produces too much collagen, scars can be raised.

His findings came when it was thought that epithelial tissues either could not (or did not) produce collagen.

Your body doesn't produce as much collagen, and the elastin that allows skin to spring back into place gets weaker.

Over time, environmental factors and aging diminish your body's ability to produce collagen.

The body responds to each treatment by producing new collagen and epithelium.

A scar is formed by fibroblasts producing collagen to repair an area, which will later contract.

"I learned in beauty school that after age 20, your body produces less and less collagen every year."

Called hypertrophic or keloid scars, these occur when the body produces too much collagen.