Week 21 of Pregnancy
Baby develops sleep and wake cycles
Your baby is the size of a
Carrot
(Carrot) · approximately 26.7 cm
🌟 Baby's Development at Week 21
The baby's movements are becoming more coordinated. The bone marrow is now helping to produce blood cells. The baby's digestive system is maturing, allowing it to absorb small amounts of nutrients from swallowed amniotic fluid. Eyebrows and eyelids are fully developed. The baby has regular sleep and wake cycles.
Length
26.7 cm
Weight
360 g
💚 Your Body at Week 21
You may notice stretch marks appearing on your belly, breasts, or thighs. Spider veins or varicose veins may develop as blood volume and pressure increase. Your appetite is strong and the baby's movements are clearly felt.
Common Symptoms
- Stretch marks
- Varicose veins
- Braxton Hicks contractions (mild)
- Heartburn or acid reflux
- Backache
- Swollen gums
💡 Tips for Week 21
Start thinking about a birth plan. Consider where you want to deliver (hospital, maternity home), who you want present during labour, and your preferences for pain management. Discuss options with your partner and family.
🥘 Nutrition Advice
Vitamin B6 helps with baby's brain development and can also help reduce nausea. Foods rich in B6 include bananas, potatoes, chicken, and fish. A plate of chicken pepper soup with potatoes is a delicious and B6-rich meal. Moi moi is another excellent source.
🏥 What to Ask Your Doctor
If you experience Braxton Hicks contractions (your belly tightens and then relaxes), know that these are normal practice contractions. However, if contractions are regular, painful, or accompanied by bleeding, contact your doctor immediately.
Medical Disclaimer
This tool is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult your healthcare provider with any questions about your pregnancy or health condition.