Your belly button pain may come and go throughout your pregnancy, but it should subside after you give birth. Some women never come to know that they were pregnant and they have a miscarriage during the first trimester. Pregnancy lasts about 40 weeks, and has three phases or stages: the 1st, 2nd, and 3rd trimesters. A woman's breasts increase in size and fullness during pregnancy. You may be able to feel the movement of the fetus for the first time around 20 weeks. In the third trimester, some pregnant women begin to leak colostrum from their breasts. Early symptoms of pregnancy may include constipation, headache, heartburn, extreme tiredness, and upset stomach. Hormonal changes affect almost every organ system in your body. If the pain is accompanied by a fever, vomiting, cramping, or bleeding, see your doctor right away to rule out a hernia or other medical condition. Colostrum is the first milk that your breasts … First trimester (week 1–week 12) During the first trimester your body undergoes many changes. The uterus grows to the height of the bellybutton around 20 weeks, making the pregnancy visible. Pregnancy is divided into three stages, called trimesters: first trimester, second trimester, and third trimester.You and your baby will experience changes throughout the three trimesters. Protruding navel. Chemical pregnancy also last for the initial weeks of the first trimester. A typical pregnancy (gestation) lasts 40 weeks from the first day of your last menstrual period to the birth of your baby. Other symptoms include a fever, a loss of appetite , and vomiting . Every baby is unique, and so is the pregnancy bump. A mini bump that barely shows signs of pregnancy in the first trimester will eventually grow to the size of a large watermelon or pumpkin as the pregnancy progresses. This is a dark, usually brown line that runs from your belly button … Try taking pressure off your belly by sleeping on your side and wearing a support belt. The skin on the belly may itch as it grows, and there may be pain down the sides of the body as the uterus stretches. As the due date approaches, hormone changes will cause your breasts to get even bigger to prepare for breastfeeding. Other changes may include: Extreme tiredness And speaking of your navel, have you noticed that it's taken on a life of its own — a larger-than-life life? Symptoms vary from week to week during pregnancy. At 26 weeks pregnant, you're two-thirds of the way through your pregnancy and your uterus is about 2 ½ inches above your belly button. Linea nigra, or dark line, often appears in your second trimester of pregnancy, usually around five months. Early stages of pregnancy First trimester. A tilted uterus does not usually create a problem during pregnancy, as the changing uterus will retain the forward-tipped position . Your breasts may feel full, heavy, or tender. However, you might have pain during sexual intercourse. Your period stopping is a clear sign that you are pregnant. It is the early stage of pregnancy from the first week to the fourteenth week. These changes can trigger symptoms even in the very first weeks of pregnancy. Symptoms include sharp, sudden pain that may start in the belly button and move to the lower right side. A pregnancy test can easily confirm if you are pregnant. It is the most critical time of pregnancy. This phenomenon is called quickening.