Fetal weight at 34 weeks is about 2100~2300g, and there are differences between individuals. 34 weeks is the late stage of pregnancy, the fetus weighs about 2100~2300g or so, sits about 30cm high, body length is about 45~46cm, each pregnant woman’s body condition is different, supplementation is different, and the size of the weight of the fetus will also vary. At 34 weeks of pregnancy, the fetus is ready for labor and delivery, turning its body into the cephalic position, i.e., head-down position, and most of the fetus’s head has entered the pelvis. Pregnant women may have a sense of ease of breathing, a better appetite, and more pronounced symptoms of frequent urination. 34 weeks pregnant can start to do fetal heart monitoring examination, to find out the fetal heart rate, to understand the fetal growth and development in the uterus is normal, there are abnormalities targeted treatment.