All scarring is composed of the same collagen as the tissue it has replaced, but the composition of the scar tissue, compared to the normal tissue, is different. Scar tissue also lacks elasticity unlike normal tissue which … See more

A scar is the product of the body's repair mechanism after tissue injury. If a wound heals quickly within two weeks with new formation of skin, … See more

Early and effective treatment of acne scarring can prevent severe acne and the scarring that often follows. In 2004, no prescription drugs for … See more

Research, before 2009, focused on scar improvements with research into molecular mechanisms. Treatments involving molecular mechanisms including avotermin, ribosomal s6 kinase (RSK), and osteopontin were investigated at the time. After successful … See more

Wounds under 2mm generally do not scar but larger wounds generally do scar. In 2011 it was found that mechanical stress can stimulate scarring and that stress shielding can reduce scarring in wounds. In 2021 it was found that using chemicals to manipulate … See more

Intentional scarring
The permanence of scarring has led to its intentional use as a form of body art within some cultures and subcultures. These forms of ritual and … See more

• Wound healing
• Regeneration in humans See more