When frequent fetal movements occur during the 22nd week of pregnancy, the fetal heartbeat is usually in a relatively fast state at this time. The fetal movement refers to the normal activity of the fetus in the uterus, which is a manifestation of the good condition of the fetus in the uterus. Generally from 20 weeks of pregnancy most pregnant women can feel the fetal movement, at the beginning is relatively light and the number of times is also relatively small, generally more active at night and afternoon, the greater the number of months of pregnancy fetal movement will be more active, but fetal movement should not be too much. If you feel an abnormal increase in fetal movement in the 22nd week of pregnancy, and your child is restless in the womb, you should be alert to the occurrence of abnormalities, and it is advisable to go to the hospital for examination and listen to the fetal heartbeat as appropriate.