Week 21 · Second Trimestermoderate
Morning Sickness at 21 Weeks Pregnant
Morning sickness is the nausea and vomiting that occurs during pregnancy, most commonly in the first trimester.
👶 What's Happening at Week 21
Your baby is now the size of a carrot.
- The fetus is swallowing amniotic fluid and absorbing nutrients.
- Bone marrow is now producing blood cells.
- Small intestine begins absorbing sugars.
🔬 Why You're Experiencing Morning Sickness at Week 21
- Rapid rise in pregnancy hormones (hCG and estrogen)
- Enhanced sense of smell and sensitivity to certain odors
- Sensitive stomach or gastrointestinal changes
- Stress or fatigue
💊 Relief Tips for Week 21
1
GingerGinger tea, candies, or capsules can help soothe the stomach.
2
Small, Frequent MealsKeeping your stomach from being empty can reduce nausea.
3
Vitamin B6Often recommended by doctors as a first-line supplement for nausea.
4
Acupressure BandsWristbands that apply pressure to the P6 point.
5
HydrationSipping water or electrolyte drinks throughout the day.
📋 Other Week 21 Symptoms
Braxton Hicks contractionsVaricose veinsStretch marksBackache
See full Week 21 guide →⚠️ Call Your Doctor If…
- Inability to keep any fluids down for 24 hours
- Signs of dehydration (dark urine, dizziness)
- Weight loss of 5 pounds or more
- Vomiting blood or severe abdominal pain
Frequently Asked Questions
When does morning sickness usually start?
It typically starts around week 6 and peaks around week 9.
Can morning sickness happen at night?
Yes, despite the name, it can occur at any time of day or night.
Will morning sickness harm my baby?
Mild to moderate nausea doesn't harm the baby, as long as you stay hydrated.
What if I don't have morning sickness?
About 20-30% of women don't experience it; it's perfectly normal.
Medical Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult your OB/GYN or midwife about symptoms during pregnancy.