False contractions in the 16th week of pregnancy may be characterized by painless tightness, but if they are frequent and painful, they may indicate a tendency to miscarriage and require prompt medical attention. If the contractions at 16 weeks of pregnancy are short in duration, longer in interval and more common at night, only tightness without pain, not accompanied by shortening of the cervix and dilatation of the uterine opening, they are false contractions, which are normal and can be treated with proper rest. If the contractions are frequent and accompanied by pain, they may lead to miscarriage, and you need to consult a doctor to check the status of the cervix and the opening of the uterus, and if necessary, you need to keep the fetus in labor. To summarize, false contractions at 16 weeks of pregnancy is a normal phenomenon, do not worry too much, but if the contractions are frequent and accompanied by pain, may lead to miscarriage, you need to consult a doctor to check the status of the cervix and follow the doctor’s instructions for treatment.