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Scars Caused by Increased Tissue Formation
The scars caused by increased tissue formation are called keloids or hypertrophic scars. The word hypertrophy means “enlargement” or “overgrowth.” Both hypertrophic and keloid scars are associated with excessive amounts of the cell substance collagen. Overproduction of collagen is a response of skin cells to injury. The excess collagen becomes piled up in fibrous masses, resulting in a characteristic firm, smooth, usually irregularly-shaped scar. Hypertrophic and keloid scars persist for years, but may diminish in size over time.

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Is it Possible to Get Rid of Acne Overnight?
There are many promises circulating over the internet stating that you can get rid of your acne overnight. In this article we will uncover if this really is possible.
Source: ezinearticles.com

What You Need to Know About Cystic Acne
There are many types of acne and the solutions to each of them are all different from each other. There are more severe cases of cystic acne, while there are just normal little zits which are just the effects of the normal hormonal changes involved with puberty. Knowing what kind you have, whether a small zit or cystic acne, is important if you want to know how to cure it.
Source: ezinearticles.com