How Compression Socks Can Help With Pregnancy Swelling

You put your shoes on in the morning without a second thought. By 3pm they’ve somehow shrunk a size, and you can’t remember the last time your ankles looked like ankles.

Sound familiar? You’re not imagining it. Australia’s Pregnancy, Birth and Baby service describes swollen ankles and feet as a normal part of pregnancy, and it tends to build gradually as the months go on.

As the nurses behind Sistasaidso+ (and mums ourselves), we know that tight, heavy feeling well. Twelve-hour shifts on a hard floor will do it. So will pregnancy. Here’s why pregnancy swelling happens, where compression socks fit in, and a few simple habits that help.

Key Takeaways

• A bit of swelling in your feet and ankles is a normal part of pregnancy. It usually builds through the day and peaks in the later months.
• Putting your feet up and getting your calves moving both help blood flow back towards your heart.
• Compression socks can make tired, heavy legs more comfortable, and Australian health services recommend support stockings for varicose veins in pregnancy.
• Sudden swelling, especially in your hands or face, is a reason to call your midwife or doctor straight away.

Why Pregnancy Swelling Happens, Trimester by Trimester

Pregnancy swelling comes down to changes in your circulation. Your body makes more blood than usual, which raises the pressure in your veins. Pregnancy hormones also soften your vein walls so they stretch more easily. Put those together and blood takes its time getting from your legs back to your heart, and some fluid settles in your feet and ankles along the way.

It’s the same reason your legs feel heavy after a long shift, just with a passenger on board.

How much you notice tends to change as you go:

• First and second trimesters: Your blood volume climbs as your baby grows. If swelling shows up now, it’s usually mild and most noticeable at the end of the day.
• Third trimester: the weight of your uterus can slow blood flow back to your heart, so fluid pools more easily in your lower legs. This is often when swelling peaks, especially after a long day on your feet.

How to Reduce Swelling in Pregnancy

Before you reach for anything, a few everyday habits can take the pressure off. None of them need much time, and most fit into a normal working day.

• Put your feet up. Propping them on a cushion when you sit lets gravity do some of the work and helps drain fluid back from your ankles.
• Get your calves working. Calf raises or walking on the spot help push blood back towards your heart. You can do them while the kettle boils.
• Move often. Whether you sit at a desk or stand at work, a short walk or stretch every so often keeps blood moving.
• Rethink your shoes and socks. Comfortable shoes help, and so does skipping socks with tight bands around the ankle. If you’re left with a deep sock line at the end of the day, they’re digging in.

If you’ve done all that and your legs still feel heavy by evening, that’s where compression socks come in.

Are Compression Socks Good for Pregnancy?

They can be. Compression socks apply graduated pressure. The squeeze is firmest at your ankle and eases off up your calf, which helps blood keep moving back towards your heart instead of pooling around your feet.

Australian health services back this kind of support in pregnancy. The Royal Women's Hospital recommends support stockings to manage varicose veins, along with putting your feet up and avoiding long periods of standing. That’s relevant to a lot of mums-to-be, since up to 4 in 10 pregnant people develop varicose veins, often from the first trimester.

For most people, the main benefit is comfort. Wearing them can mean less heaviness, less fluid around your ankles by the end of the day, and fewer evenings looking at your feet wondering whose they are. Think of them as backup for the habits above, not a replacement. They work best when you put them on early and get the size right.

When to Wear Compression Socks During Pregnancy

Timing and fit make all the difference to how your legs feel by 3 pm. A few tips to get the most from each pair:

• Put them on first thing, ideally before you get out of bed. That’s when your legs are least swollen.
• Wear them on days with long stretches of standing or sitting. Shifts, desk days, car trips and flights all count.
• Measure your calves, not your shoe size, and re-measure as your pregnancy goes on. Your bump isn’t the only thing changing. Our size guide walks you through it.
• Take them off before bed unless your doctor or midwife advises otherwise.
• Replace them every 3 to 6 months. Once they’ve lost their squeeze, they’ve lost their point.

Our socks give everyday graduated support. If you have varicose veins or a history of blood clots, check with your midwife or doctor which compression level is right for you before you start.

Sista Tip: Bending over a bump to put on socks is a workout in itself. Sit on the edge of the bed and turn the sock inside out down to the heel. Slide your foot in, then roll the rest up your calf. No wrestling required.

When Swelling Isn’t Normal: Signs of Pre-eclampsia

Swelling that builds gradually over the day is normal. Swelling that comes on suddenly is different. It can be a sign of pre-eclampsia, a serious pregnancy condition involving high blood pressure.

Many women with pre-eclampsia don’t notice any symptoms, which is one reason your antenatal appointments matter. It’s usually picked up during a routine check.

Healthdirect advises urgent medical attention if you notice symptoms such as:

• sudden swelling, especially in your hands or face
• a severe headache
• blurred vision
• pain under your ribs

You'll find the full list of symptoms on Healthdirect's pre-eclampsia page.

If you notice any of these signs, or something doesn't feel right, contact your midwife or GP straight away. In an emergency, call 000 or go to your nearest hospital emergency department.

Maternity Compression Socks, Made by Nurses

Pregnancy asks a lot of your legs, and a little extra support throughout the day can make those later months more comfortable.

We designed Sistasaidso+ compression socks to get us through long shifts on our feet, and as nurses and mums, we know pregnancy is its own kind of long shift. Our maternity range gives you the same graduated support, in bright colours and fun patterns. Looking after your legs doesn’t mean settling for beige.

When you're ready, browse our maternity collection and find your pair for the months ahead. And if you’re shopping for a friend who’s expecting, here’s why maternity compression socks make a thoughtful gift.

Medical disclaimer: The information in this article is general in nature and does not replace personalised advice from a qualified health professional. Sistasaidso+ compression socks are not intended to diagnose or treat any medical condition. Always speak with your doctor or midwife about any concerns during your pregnancy.