The pain around the navel in the fourth month of pregnancy is generally considered to be the occurrence of gastrointestinal disorders, we should pay attention to observe whether there is any abnormality in the stool, and there is no abdominal pain, bloating or nausea, vomiting and other phenomena, you can take oral probiotics, such as Bifidobacterium trituberculatum capsules to promote digestion. Pregnant women should pay attention to eating light, easily digestible food, eat less and more meals, do not eat spicy, stimulating, fatty, sweet and greasy food that is difficult to digest, you can eat millet porridge, etc. to reduce the burden on the gastrointestinal tract. The bottom of the uterus reaches between the navel and the pubic symphysis when you are more than four months pregnant. The bottom of the uterus has not yet reached the position of the navel, which will not cause pressure or pulling around the navel, and the pain is not related to pregnancy.