Stretch marks are extremely common and a natural part of life. They simply reflect your body’s growth and changes over time. They are long, narrow lines that vary in appearance depending on your skin tone and can be red, dark brown, or purple. Typically, you would notice them on your hips, thighs, abdomen, or breasts. Understanding Stretch Marks These rippled lines, commonly known as stretch marks or striae, occur when the skin contracts quickly and cannot stretch fast enough to keep up with rapid body