Weight gain and increased levels of hormonal activity is certain. This overall dramatic increase in weight causes the skin to stretch and be prone to marks. The most evident marks will appear on the abdomen, hips and breasts, while some women also develop them on their thighs, buttocks and arms. removing stretch marks In pregnant women, they normally appear during the fifth or sixth month. After giving birth, the color will eventually fade and you will be left with light (lighter than the color of the skin) marks on the areas which have been affected during pregnancy. If you experience rapid weight gain during pregnancy you are even more susceptible to developing them.