Detailed explanation of pregnancy months comparison chart for pregnant women. Pregnancy is an important stage that every woman will go through. We need to understand some basic knowledge of pregnancy in order to better cope with this process. In this article, we will introduce you to the pregnancy month comparison chart to help pregnant women better control their pregnancy test progress. This article introduces this monthly comparison chart from four aspects, including pregnancy test time, diet and nutrition, physical changes and emotional changes. Pregnancy check time: Pregnancy check is very important for pregnant women after pregnancy. At this time, pregnant women need to track and measure blood pressure, heartbeat, fetal movement, liver function, etc.