Baby body has a red stripes may be scratches, obesity, scratches and other causes. 1. Scratch: when the baby body itching feeling, may subconsciously to scratch to get relief, thus can appear scratches, mainly manifested in the body with a red stripe phenomenon. 2. Obesity: Sudden weight gain during development causes the muscle fibers in the thighs to break down, which can lead to the phenomenon of red stripes on the baby’s body. 3. scratches: may be due to sharp objects across the skin, the skin can appear red stripes phenomenon, serious can be accompanied by localized bulging. It is recommended that babies with abnormal red stripes should seek prompt medical attention and follow the doctor’s instructions to avoid delaying the condition.