Being Pregnant Week By Week Guide

Being pregnant truly is a very special time, filled with lots and lots of both happiness and worries. To learn more about what's going on inside you, browse the relevant pregnancy weeks below.

Not sure which week you're in?

Use the below due date calculator first. The estimated fetal age will tell you which week pregnant you are in. For example if your fetus age is 6 week and 2 days, you are 6 weeks pregnant.

Last Menstrual Period:        
                              (MM/DD/YYYY format)

Average Length of Cycles:      (22 to 45)
                              (defaults to 28)

Average Luteal Phase Length:   (9 to 16)
                              (defaults to 14)



Estimated Conception:         
Estimated Due Date:           
Estimated Fetal Age:          

Your Pregnant Week By Week Guide

As you might know, the forty weeks (or so) of pregnancy are divided into three trimesters with around 13 weeks in each. If you compare between different books, some will claim that the first trimester is 12 weeks, other 13 weeks and yet others 14 weeks.

It doesn't really matter! Your baby sure doesn't care! ;-)

In any case, learning what goes on when you're pregnant, week by week, is really fascinating. Follow the links below to read about fetal development, your development, watch videos and read a true pregnancy diary. Have fun!

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