Question: what are the three stages of pregnancy?
Answer: First Trimester (0 to 13 Weeks) The first trimester is the most crucial to your baby's development. ... 
Second Trimester (14 to 26 Weeks) The second trimester of pregnancy is often called the "golden period" because many of the unpleasant effects of early pregnancy disappear. ... 
Third Trimester (27 to 40 Weeks)