What specifically are stretch marks and can they be treated? Yes, stretch marks will be treated, however, before we have a tendency to get to the methods of treatment, let's initial perceive what stretch marks are. Stretch marks, conjointly called stria atrophica or striae distensae or as it's known during pregnancy, striae gravidarum, are caused by tearing within the skin and its underlying connective tissue. These marks occur as a result of direct trauma or stretching because of the enlargement of muscle or adipose(fat) tissue.