Review Of Do Sew In Extensions Damage Your Hair References. Web if worn, removed, and cared for properly, hair extensions cause absolutely no damage to your hair. Web first things first:

Depending on how frequently and how long your extensions are applied, there may be some damage done to the natural hair. All you have to do is braid your natural hair into cornrows, and then the extensions are sewn onto the braids. Since the weave is literally sewn into the natural hair, it only affects the hair that carries it.