From when am I Due - to do I have the Baby Blues? Pregnancy and childbirth are life-changing moments in a woman's life. Plenty of hormonal changes - leading to irregular moods and other bodily functions. It can be mentally quite exhausting. After your baby is born, you might feel a bit sad or overwhelmed. It could be postpartum depression. Its best to detect is sooner than later as you have to be completely fit to take care of your child.