2 weeks
pregnant
3Highlights this week
Baby development at 2 weeks
![fertilization of egg fertilization of egg](https://web.archive.org./web/20240425215831im_/https://assets.babycenter.com/ims/2018/06/pregnancy-week-2-fertilization_square.png)
Fertilization
![body preparing for fertilized egg body preparing for fertilized egg](https://web.archive.org./web/20240425215831im_/https://assets.babycenter.com/ims/2023/01/2-weeks-baby-in-body-jan-2023_square.png)
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ACOG. 2021. How your fetus grows during pregnancy. American College of Obstetricians and Gynecologists. https://www.acog.org/womens-health/faqs/how-your-fetus-grows-during-pregnancyOpens a new window [Accessed December 2022]
Mayo Clinic. 2022. Fetal development: The 1st trimester. https://www.mayoclinic.org/healthy-lifestyle/pregnancy-week-by-week/in-depth/prenatal-care/art-20045302Opens a new window [Accessed December 2022]
MedlinePlus (ADAM). 2021. Fetal development. https://medlineplus.gov/ency/article/002398.htmOpens a new window [Accessed December 2022]
ACOG. 2021. Good health before pregnancy: Prepregnancy care. American College of Obstetricians and Gynecologists. https://www.acog.org/womens-health/faqs/good-health-before-pregnancy-prepregnancy-careOpens a new window [Accessed December 2022]
Mayo Clinic. 2022. Prenatal vitamins: Why they matter, how to choose. https://www.mayoclinic.org/healthy-lifestyle/pregnancy-week-by-week/in-depth/prenatal-vitamins/art-20046945Opens a new window [Accessed December 2022]
UpToDate. 2021. Evaluation of the menstrual cycle and timing of ovulation. https://www.uptodate.com/contents/evaluation-of-the-menstrual-cycle-and-timing-of-ovulationOpens a new window [Accessed December 2022]