Tightness and hardness of the stomach at 36 weeks of pregnancy, if it happens occasionally and lasts for a short period of time, it may be a pseudo contraction and there is no need to worry too much. If it is somewhat regular and accompanied by abdominal pain, it may be an omen of preterm labor. When a similar situation occurs, you should choose to rest or seek medical treatment according to your own situation. Common causes and treatments 1, false contractions: 36 weeks of pregnancy already belongs to the late pregnancy, the fetal development is basically mature, the uterus becomes very large, the uterine wall becomes tight, so that pregnant women feel the stomach hard and tight. This kind of pseudo contractions will appear occasionally, and there is no regularity, no special treatment is needed, pregnant women only need to rest properly, keep a relaxed mood, avoid standing and sitting for a long time; 2, labor: if the contractions are frequent, and show a certain regularity, and last for a long time, accompanied by redness, water breaking and abdominal pain, etc., it is a sign of labor, pregnant women need to seek medical attention immediately accompanied by family members, under the guidance of doctors Pregnant women need to go to the doctor immediately accompanied by their family members to have prenatal checkups and prepare for delivery under the guidance of the doctor. Because 36 weeks of pregnancy is already late pregnancy, one week before the fetus is full term at 37 weeks of pregnancy, relatively speaking, the development of all organs of the fetus has been basically mature, so if 36 weeks of pregnancy is in labor, no more fetal preservation treatment. Attention to 36 weeks of pregnancy, the stomach is tight, hard, should pay more attention to rest, and should not do heavy work, not long standing or long walking, otherwise also easy to cause contractions. Once the situation of regular contractions, do not be numb and careless, must immediately go to the hospital.