The Benefits and uses of a Pregnancy Journal Making Memories Permanent with a Pregnancy Journal. Most expecting moms have two major things in common; they have grand plans of ways to memorialize their pregnancy and they are affected by the affliction commonly known as pregnant brain. A pregnancy journal is an easy way to be sure forgetfulness and fatigue during pregnancy don't interrupt efforts to commemorate this special time. Whether purchasing an existing journal or creating your own keeping record of everything as it happens during pregnancy will ensure no milestone is forgotten. Some of the most valuable aspects of a pregnancy journal are a way to keep appointments organized a place to express emotions and the creation of a keepsake you can share with your child.