Stretchmarks are skin injuries that appear during hormonal periods, such as puberty and pregnancy.A sudden change in the weight is an important factor. Stretchmarks may also appear after pregnancy. Therefore, it is indispensable to have a prevention treatment from the third month until a next pregnancy.A first pregnancy without them does not mean that there is no risk in the following one. So, it is important to use a preventive treatment with each pregnancy. Stretch marks occur when the skin loses it's elasticity and collagen. When the elasticity is gone, the skin cannot "snap" back into place. Usually when it is pulled apart like that, the collagen is damaged too, which results in the difference in appearance of the stretch mark skin.There are many ways to prevent strech marks from appearing.That's what Stretch Marks Fighters are about.