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22 weeks pregnant: what's happening to you and your baby

You're in your second trimester, around 5 months pregnant. How your baby is growing at 22 weeks, what you might be feeling, and what to sort this week.

Katie Manson
October 11, 2026
An expectant couple laughing together
TrimesterSecond
BabyAbout 27.8cm from head to heel
Countdown18 weeks to go

Your baby at 22 weeks

The lungs are developing, and your baby is practising breathing movements.

Taste buds are forming, and what you eat may already be shaping what they like.

Your body at 22 weeks

Stretch marks may appear on your tummy, thighs or breasts. They're harmless and usually fade after the birth.

Eat the vegetables now, and maybe you'll have a sprout lover later. No promises.

Your to-do list at 22 weeks

  • Speak to your midwife or GP if you'd like help to stop smoking.
  • Call your midwife or GP straight away if you have severe pain or bleeding.

When to call your midwife

Contact your midwife or maternity unit straight away if you have bleeding, fluid leaking, severe tummy pain, a bad headache with vision problems or swelling, or, once you're feeling them, your baby's movements slow down or stop.

How big is my baby at 22 weeks pregnant?

At 22 weeks, your baby is about 27.8cm from head to heel.

How many months is 22 weeks pregnant?

22 weeks pregnant is around 5 months, in the second trimester.

What should I do at 22 weeks pregnant?

Speak to your midwife or GP if you'd like help to stop smoking.

Keep reading

This guide is general information based on NHS week-by-week guidance, not medical advice. Every pregnancy is different, and baby sizes are averages. If you're worried about anything, contact your midwife, GP or maternity unit. See the NHS week-by-week guide.

If you’re trying to conceive (TTC), you probably know that there are certain foods and nutrients that become especially important once you’re pregnant. But nutrition plays a vital role even when trying to conceive, much like laying a strong foundation before constructing a house.

Certain nutrients create that foundation by supporting egg and sperm health (yes, nutrition matters for both partners), hormone balance and creating a hospitable environment for a fertilized egg to implant. In fact, studies show that certain nutrients can help increase fertility and improve success rates for both natural conception and fertility treatments.

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In other words, nutrition is a key player in the TTC journey, but getting the right nutrients in the right quantities can be tricky. That’s where supplements come in. Just as you’d take a multivitamin to fill in nutritional gaps for optimal health, fertility supplements can give you that extra nutrient boost.

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Choosing supplements for your fertility journey

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When choosing a supplement to support your fertility journey, look for science-backed, high-quality ingredients. Our editors are careful to select and partner with brands that use ingredients that have been clinically studied to support fertility. Eu Natural® (pronounced you) covers all those bases and more. We love knowing that Eu Natural® products contain zero artificial additives, binders, or fillers and are lab-tested to ensure purity and potency.

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Photobook: Luthier. Beeches Lane by &Something

When choosing a supplement to support your fertility journey, look for science-backed, high-quality ingredients. Our editors are careful to select and partner with brands that use ingredients that have been clinically studied to support fertility. Eu Natural® (pronounced you) covers all those bases and more. We love knowing that Eu Natural® products contain zero artificial additives, binders, or fillers and are lab-tested to ensure purity and potency.

Katie Manson