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Pregnancy Swelling (Edema) | Pregnancy Power Hour
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Pregnancy Swelling (Edema)

Pregnancy swelling, also known as edema, is a common and expected experience for many during pregnancy, resulting from normal physiological changes as your body supports your baby.

2 min read

Quick answer

Pregnancy swelling, also known as edema, is a common and expected experience for many during pregnancy, resulting from normal physiological changes as your body supports your baby.

On this page
  1. What it is
  2. What it tends to feel like
  3. What the evidence says helps
  4. Working with your care team
  • Also: edema in pregnancy

Pregnancy swelling, medically known as physiological edema, is a very common and expected experience that arises from the profound changes your body undergoes to nurture your growing baby. It's a normal part of how your body adapts, and understanding why it happens can bring a sense of calm and clarity.

What it is

During pregnancy, your blood volume increases significantly—expanding by about 50%—to support both you and your developing baby. This increase, combined with the pressure your growing uterus places on the veins in your lower body, can lead to fluid retention, particularly in your legs, ankles, and feet. This physiological edema affects a large majority of pregnancies, often becoming noticeable in the second and third trimesters. It's a natural response, not a sign that something is wrong, and it's quite distinct from other circulatory considerations like Pregnancy Varicose Veins or Pregnancy Hemorrhoids.

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What it tends to feel like

Many pregnant people describe swelling as a feeling of puffiness or tightness in their skin, especially around the ankles and feet. Shoes might feel snug, and rings might become difficult to wear. For some, it can feel a bit heavy or even slightly achy in the affected areas. It's a sensation that can vary in intensity from day to day, often worsening with prolonged standing or during warmer weather. As a doula, I often hear clients express surprise at how much their body changes, and understanding that this is a shared experience can be incredibly reassuring.

What the evidence says helps

While swelling is a normal part of pregnancy, there are practical, evidence-based steps you can take to find comfort. One of the most effective non-pharmacologic interventions is elevating your legs above heart level when you're resting. This helps gravity assist your circulation. Compression stockings are also a widely recommended option, as research suggests they can reduce edema and even lower the risk of deep vein thrombosis (DVT).

It might seem counterintuitive, but staying well-hydrated by drinking plenty of water can actually help your body manage fluid retention more effectively. While it's wise to avoid excessive sodium, completely eliminating it isn't necessary. Prolonged standing, hot weather, and long-haul travel can all worsen swelling, so finding ways to take breaks, stay cool, and move gently during travel can make a difference. These are all simple, doable shifts that can offer significant relief.

Working with your care team

While mild swelling is expected, it's always important to communicate any concerns with your care provider. They are your best resource for your specific situation. There are specific signs that warrant urgent evaluation. Sudden, severe swelling in your face or hands, especially if accompanied by a headache or changes in your vision, should prompt an immediate call to your OB or midwife, as these can be indicators of preeclampsia. Similarly, if you experience unilateral leg pain along with swelling, warmth, or redness, it's crucial to seek urgent evaluation, as this could signal a deep vein thrombosis. Your care team can help you distinguish between normal physiological changes and situations that require closer attention, ensuring both your well-being and that of your baby. This proactive communication is key to feeling clear and confident throughout your pregnancy, just as you would discuss any concerns regarding potential Preterm Labor or other significant changes.

Common questions

Why am I experiencing swelling during pregnancy?+

It's a normal physiological change due to increased blood volume and pressure on lower extremities, affecting many in the second and third trimesters. Your body is adapting to support your growing baby.

What can I do to reduce swelling?+

Elevating your legs above heart level, wearing compression stockings, staying hydrated, and avoiding prolonged standing can offer relief. Reducing excessive sodium also helps.

Brittany Nance

“Pregnancy is under-supported at every week. This is the kind of clear, calm guidance I give my one-on-one clients — and the questions worth taking back to your provider.”

Brittany Nance · Pregnancy Wellness Consultant · full-spectrum doula

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Written by Brittany Nance, Pregnancy Wellness Consultant· BADT Full Spectrum Doula · Founder, Pregnancy Power Hour
Last reviewed July 15, 2026

This is evidence-informed education from a birth-doula perspective, not medical advice. Always discuss your individual situation with your prenatal care provider.

On this page

  1. What it is
  2. What it tends to feel like
  3. What the evidence says helps
  4. Working with your care team

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