What causes a big baby during pregnancy?

Fetal macrosomia is more likely to be a result of maternal diabetes, obesity or weight gain during pregnancy than other causes. If these risk factors aren’t present and fetal macrosomia is suspected, it’s possible that your baby might have a rare medical condition that affects fetal growth.

How can I avoid having a big baby?

Can you avoid having a large baby?

  1. giving up smoking (if you currently smoke)
  2. eating a balanced, healthy diet.
  3. maintaining your weight or, if overweight, losing weight before conception if possible.
  4. if you have diabetes, trying to manage it properly.
  5. avoiding alcohol and illegal drugs.

Does eating a lot during pregnancy make your baby big?

Women who gain too much weight during pregnancy have big babies, putting their children at risk of becoming heavy later on, a new study says. American researchers followed all births in Michigan and New Jersey between 1989 and 2003.

Is it good for a baby to be big?

Babies are meant to gain quickly

Babies store some of that fat under their skin because their developing bodies and brain need quick hits of energy all the time. Your baby might have some body rolls or big, soft cheeks. Don’t worry — this kind of “fat” is normal and healthy for your baby.

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What determines size of baby at birth?

Mother’s birth weight

While the father’s height and weight is important, it appears that the mother’s weight at birth plays a key role in the final weight of the baby. Women who are overweight are more likely to give birth to a larger than average baby.

Does a big baby mean early delivery?

If a baby is too large to fit through the birth canal easily, delivery can be difficult. If ultrasound exams during pregnancy show a baby is very large, your healthcare provider may recommend early delivery. Regular prenatal checkups can help your healthcare provider find out if your baby is too large.

How do you know if your carrying a big baby?

Measuring your fundal height: Your doctor will measure your fundal height (the height of your growing uterus). If your belly is measuring larger than expected for how far along you are supposed to be, then you may be carrying a large baby.