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    Normal Pregnancy: First Trimester

    Normal Pregnancy: First Trimester

    Fetal development in the first trimester

    The first trimester lasts from week 1 through week 12.

    ByHealthwise Staff
    Primary Medical Reviewer Sarah Marshall, MD - Family Medicine
    Specialist Medical Reviewer Kirtly Jones, MD - Obstetrics and Gynecology

    Current as ofMarch 16, 2017

    Current as of: March 16, 2017

    Author: Healthwise Staff

    Medical Review: Sarah Marshall, MD - Family Medicine & Kirtly Jones, MD - Obstetrics and Gynecology

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