Stretch marks refer to the lines that appear on women’s abdomen, chest, buttocks and other parts during pregnancy. They are a common problem for many women after pregnancy. Stretch marks form due to stretching of skin tissue and hormonal changes. This article will detail the causes of stretch marks and how to prevent and treat them. Causes: Stretching of Skin Tissue During pregnancy, the fetus in a woman\’s body gradually grows and grows, which causes the skin tissue in the abdomen and other areas to stretch. When skin tissue is stretched too much, collagen and elastic fibers are damaged, causing lines to appear on the skin. Hormone Changes During pregnancy, hormone levels in a woman\’s body undergo significant changes. Increases in estrogen and progesterone affect the elasticity and strength of the skin, making it more susceptible to stretching. In addition, hormonal changes can also promote skin pigmentation, making stretch marks more obvious. 40-week pregnancy care guide electronic version mobi+epub+azw3+pdf prevention and treatment methods to maintain appropriate weight gain Excessive weight gain will aggravate the stretching of the skin and increase the risk of stretch marks. Therefore, pregnant women should control their weight and avoid excessive obesity. At the same time, you can help maintain your body\’s health through a healthy diet and moderate exercise. Keep your skin moist. Keeping your skin moist is one of the important measures to prevent stretch marks. Pregnant women can use a gentle moisturizer or lotion and gently massage the abdomen and other areas prone to stretch marks. This can promote blood circulation in the skin and increase the production of elastic fibers. Increase the intake of collagen Collagen is an important component of skin tissue and can increase the elasticity and strength of the skin. Pregnant women can get enough collagen through food or dietary supplements. For example, eat foods rich in collagen such as fish, lean meat, eggs, and tofu, or choose nutritional supplements containing collagen. Use anti-stretch mark products There are many skin care products on the market that specifically target stretch marks, such as stretch mark cream, stretch mark oil, etc. These products often contain ingredients like moisturizing ingredients and collagen to help keep your skin moisturized and elastic. Using these products can effectively prevent and reduce the appearance of stretch marks. Medical Cosmetic Treatments If stretch marks have already formed, there are some medical cosmetic treatments you can consider. Common treatments include laser therapy, microneedling, chemical peels, and more. These treatments stimulate skin regeneration and repair, reducing the color and texture of stretch marks. To sum up, the formation of stretch marks is caused by the stretching of skin tissue and hormonal changes. In order to prevent and reduce the appearance of stretch marks, pregnant women can take measures such as controlling their weight, keeping their skin moist, increasing their collagen intake, and using anti-stretch mark products. For stretch marks that have already formed, there are some medical cosmetic treatments that you can consider. Through scientific prevention and treatment, the impact of stretch marks can be effectively reduced, making pregnancy more beautiful and comfortable.