Pregnancy and initial weeks/ months are a time for a significant psychological change for both parents. Such psychological changes during pregnancy help in the preparation and adaptation for parenthood, self-identity, couple relationship and parent-infant attachment. Moreover, the psychological state of the pregnant woman is dynamic and changes/ fluctuates during every trimester. (Ref)
To make sense of the emotional ups and downs during the pregnancy, it is important to have an understanding of the psychological changes during this vital period. This would also help in detecting and addressing any mental health problems at a very early stage. Sometimes, psychological changes could lead to significant stress too.