2 doctors weighed in:
First stage of pregnancy is which weeks?
2 doctors weighed in

Dr. Ealena Callender
Obstetrics & Gynecology
1 doctor agrees
In brief: The first 13 weeks
The first 13 weeks of pregnancy is considered the first trimester. During this time, you may experience your first missed period, nausea or "morning sickness, " and increased fatigue.

In brief: The first 13 weeks
The first 13 weeks of pregnancy is considered the first trimester. During this time, you may experience your first missed period, nausea or "morning sickness, " and increased fatigue.
Dr. Ealena Callender
Dr. Ealena Callender
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