A twin pregnancy, not to mention a triplet or quadruplet pregnancy, is often a huge surprise for the mother-to-be. Pregnant women then wonder how they will cope after the birth, but their special attention is also required during the pregnancy itself. Any multiple pregnancy is a pathological pregnancy because the female body is adapted to carry and give birth to a single foetus. Unfortunately, multiple pregnancies are associated with the possibility of many complications, the existence of which is worth knowing about and taking the appropriate steps in time to avoid them.