The average pregnancy is counted as 40 weeks, starting from the first day of the mother’s last period. Pregnancy is divided into three trimesters, with different stages in each. The development of a pregnancy can be followed week by week, but it’s important to remember the experience varies for every mother and baby.…
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About this article
Author: Dr Nikki Wallis PhD, BSc
First answered: 18 Nov 2014
Last reviewed: 14 May 2019
Rating: 4.0 out of 5
Votes: 70 (Click smiley face below to rate)
Category: A guide through normal pregnancy