For most women, morning sickness will have subsided and appetite will be restored. The increased size of the abdomen will now start becoming noticeable externally and the enlarged uterus may cause pain or cramps in the upper leg joints.
After 14 weeks the placenta has almost completely formed and the possibility of miscarriage is greatly reduced.
The weight of the fetus is now about 100 g and it is about 15 cm long. The internal organs have begun to develop, and arms and legs have formed. Bone and muscle have begun to develop and the fetus can move around freely in the amniotic fluid. Brain development is rapid, with the cerebrum and cerebellum forming at this time.