You are currently -- weeks pregnant
1st Trimester
Weeks 1 - 13
Starts: --
Ends: --
2nd Trimester
Weeks 14 - 27
Starts: --
Ends: --
3rd Trimester
Weeks 28 - 40
Starts: --
Due Date: --

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Understanding Pregnancy Trimesters

A typical pregnancy lasts about 40 weeks and is divided into three stages called trimesters. Knowing which trimester you are in helps you understand the changes happening to your body and your baby.

The Three Stages: