# Week 24 of Pregnancy

Source: https://www.pregnancypowerhour.com/pregnancy/week-24
Last updated: 2026-07-01

> At 24 weeks, your baby is growing rapidly, developing critical lung function, and you might be preparing for your gestational diabetes screening.

At 24 weeks, you're firmly in the second trimester, often called the "golden trimester," and your baby is making incredible strides in development. This week marks a significant phase, particularly for your baby's lung development, and it’s also a common time for your gestational diabetes screening.

## What's happening with baby

Your baby is now roughly the size of an ear of corn, measuring around 300mm and weighing over a pound. This rapid growth is exciting! A critical milestone this week is the continued development of their lungs. The tiny air sacs, called alveoli, are beginning to form, and they're starting to produce surfactant, a substance that will help their lungs inflate properly after birth.

Beyond lung development, your baby's brain is rapidly maturing, leading to more coordinated movements. You might be feeling more distinct kicks and wiggles now. Their hearing is also becoming more refined, and they may react to loud noises from the outside world. Taste buds are developing, allowing them to distinguish flavors in the amniotic fluid, influenced by what you eat. Their skin is still thin and translucent but is gradually thickening.

## What you might be feeling

With your baby growing quickly, your belly is likely becoming more prominent, which can bring a new set of physical sensations. You might notice increased pressure in your pelvis or some mild backaches as your body adjusts. For some, energy levels remain steady, while others might feel a return of some fatigue as your body works hard to support this growth.

Swelling in your hands and feet can sometimes begin around this time. Gentle movement and elevation can be supportive. You might also start to feel Braxton Hicks contractions – mild, irregular uterine tightenings that are a normal part of your body preparing for labor. Emotionally, many parents feel a deepening connection to their baby and a growing sense of anticipation as they move closer to the third trimester.

This week is also typically when your provider will recommend a gestational diabetes screening. It's a common and important step to ensure both your well-being and your baby's health.

## A doula's lived take

As a birth doula, I've supported many families through this phase, and what often comes up is the mix of excitement and the practicalities of a growing body. This week, with your baby now roughly the size of an ear of corn, you might be feeling those movements more consistently, which can be incredibly reassuring. The gestational diabetes screening can feel like a big moment, and it's completely normal to have questions or even some apprehension.

From my perspective, this screening is simply another opportunity for you and your care team to gather information. It's about understanding your body's unique needs and making informed decisions, not about judgment. Remember, you get to decide how you approach any recommendations. One option might be to ask your provider for all the details about the test, what the results mean, and what different paths might look like. This is your pregnancy, and you have agency in every step. Prioritizing rest, gentle movement, and nourishing foods can offer a sense of calm and support during this time of rapid growth.

## Questions worth asking your provider

As you navigate this week, here are some questions you might consider bringing to your next appointment:

*   Can you explain the gestational diabetes screening process in detail, and what should I expect regarding the results?
*   What are the signs of preterm labor I should be aware of at 24 weeks, and when should I call?
*   Are there any specific exercises or stretches you recommend for managing back or pelvic discomfort?
*   What are the typical fetal movement patterns I should be looking for at this stage?

Your provider is your best resource for your specific situation, and open communication can bring immense clarity and confidence.