36+ Stretch Marks During Pregnancy When Do They Start Pictures. Anatomy of a stretch mark. When do stretch marks start during pregnancy?
Stretch marks occur when expanding skin is stretched to its limit and tiny tears appear in the supporting layers of skin.
Find out how to prevent stretch however, they have been known to fade over time, and certain treatments make them less noticeable. When you have stretch marks they are marks where the skin has pulled over the breast because your breast grew too fast for your skin. They often appear on the belly in the third trimester or in the the skin is fairly elastic, but during pregnancy (as well as adolescence and any period of major weight gain) it can be called on to stretch too much and. As the skin starts stretching due to pregnancy or obesity, it starts becoming thin and a little pink.