The second trimester represents the middle part of your pregnancy, from weeks 13 to 26.

Where is the second trimester located?

the first trimester is from week 1 to the end of week 12. the second trimester is from week 13 to the end of week 26. the third trimester is from week 27 to the end of the pregnancy.

What happens in the 2nd trimester?

The baby's organs become fully developed during the second trimester. The baby can also start to hear and swallow. Small hairs become noticeable. Later on in the second trimester, the baby will begin to move around.