Is there any correlation between not having sore breasts during pregnancy and the baby's gender?

Q: Is there any correlation between not having sore breasts during pregnancy and the baby's gender?

Breast soreness during pregnancy is **not** a reliable indicator of your baby's gender. No scientific evidence supports the myth that tender breasts predict whether you're having a boy or a girl. Breast tenderness is caused by hormonal changes—primarily rising estrogen and progesterone—that affect all pregnancies, regardless of fetal sex. If breast soreness or other pregnancy symptoms are leaving you with questions, the smartest next step is clarity. A free, instant, online symptom check can help you understand what's driving your symptoms, flag anything that may need a doctor's attention, and guide you toward informed next steps—all in just a few minutes, from the comfort of home. Reviewed for medical accuracy: 07/20/2026

Reviewed by Yoshinori Abe, MD

Internal Medicine

Breast soreness during pregnancy is not a reliable indicator of your baby's gender. No scientific evidence supports the myth that tender breasts predict whether you're having a boy or a girl. Breast tenderness is caused by hormonal changes—primarily rising estrogen and progesterone—that affect all pregnancies, regardless of fetal sex.

If breast soreness or other pregnancy symptoms are leaving you with questions, the smartest next step is clarity. A free, instant, online symptom check can help you understand what's driving your symptoms, flag anything that may need a doctor's attention, and guide you toward informed next steps—all in just a few minutes, from the comfort of home.

Reviewed for medical accuracy: 07/20/2026

Important Next Steps

Learn if sore breasts mean pregnancy Discover what could cause your breast soreness Find out if breast pain needs care See OTC options for breast tenderness Find a doctor for breast pain Understand home remedies for breast soreness Check if sore breasts suggest pregnancy

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Explanation

Breast changes during pregnancy, such as size and soreness, are common and vary widely among women. However, the provided references do not establish any correlation between these changes and the gender of the baby.

Reference 1 discusses breast size and asymmetry during pregnancy but does not mention any link to the baby's gender.
Reference 2 explores changes in breast size during pregnancy but does not relate these changes to the baby's gender.
Reference 3 focuses on sex hormones and headaches, which is unrelated to breast changes or baby's gender.

In summary, while breast changes are a part of pregnancy, they do not indicate whether the baby will be a boy or a girl based on the provided references. If you're experiencing unusual breast symptoms or have concerns about any pregnancy-related changes, try our free AI symptom checker to better understand what might be happening with your body.

(References)

Żelaźniewicz A, & Pawłowski B. (2015). Breast size and asymmetry during pregnancy in .... American journal of human biology : the official journal of the Human Biology Council, 25833467.
Galbarczyk A. (2011). Unexpected changes in maternal breast size during .... American journal of human biology : the official journal of the Human Biology Council, 21544894.
Silberstein SD. (2000). Sex hormones and headache. Revue neurologique, 11139745.

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