Stretch marks are a type of skin scarring linked to obesity, pregnancy, puberty and rapid muscle gain from bodybuilding and related physical activities. Stretch marks appear when the middle layer of the skin that preserves elasticity and shape is stretched over its limit. The consequence is breakage of connective fibers and disruption of collagen production. All these events eventually results in scarring. Laser is now being advertised for the removal of stretch marks. However, dermatologists usually first recommend non-surgical alternative treatments, as they are less invasive and safer. Read the rest of this entry