Pregnancy Week 23 vs Week 24
Complete comparison of baby development, mom's symptoms, and changes between these weeks
📊
Time Difference
1 week apart
🔄
Trimester
Both in 2nd trimester
Baby Size Comparison
Growth Progress
Week 23Grapefruit
Week 24Cantaloupe
Your baby is approximately 59% through pregnancy
Week 23
📏
Length
11.4 inches
⚖️
Weight
1.1 pounds
🍎
Size Comparison
Grapefruit
Week 24
📏
Length
11.8 inches
⚖️
Weight
1.3 pounds
🍎
Size Comparison
Cantaloupe
What Changes Between Week 23 and 24?
👶New Baby Developments
- ✓Baby reaches viability - could potentially survive with intensive medical care if born now
- ✓Lungs are producing surfactant, a substance that prevents air sacs from collapsing
- ✓Taste buds are maturing and baby can distinguish sweet from bitter
- ✓Footprints and fingerprints are completely formed and permanent
- ✓Brain is growing rapidly with distinct sections developing
🤰New or Changing Symptoms
- ✓Glucose screening test (1-hour glucose challenge) typically done this week
- ✓Rapidly growing belly that may cause balance issues
- ✓Possible carpal tunnel syndrome from fluid retention compressing nerves
- ✓Significantly increased appetite requiring 300-500 extra calories daily
- ✓Possible vision changes from fluid retention affecting eye shape
📈Key Changes Summary
Baby Growth: Your baby continues to grow rapidly, with organs developing and maturing each day.
Your Body: Your body adapts to support your growing baby with various physical and hormonal changes.
Baby Development Milestones
Week 23 Development
- •Baby can hear sounds clearly from outside including music, voices, and loud noises
- •Lungs are developing tiny blood vessels (capillaries) that will allow for oxygen exchange
- •Skin is still somewhat translucent and wrinkled but gradually becoming more opaque
- •Bone marrow is now fully responsible for producing blood cells
- •Baby practices breathing movements regularly, preparing lungs for air
- •Baby can hiccup, which you may feel as rhythmic jerks
Week 24 Development
- •Baby reaches viability - could potentially survive with intensive medical care if born now
- •Lungs are producing surfactant, a substance that prevents air sacs from collapsing
- •Taste buds are maturing and baby can distinguish sweet from bitter
- •Footprints and fingerprints are completely formed and permanent
- •Brain is growing rapidly with distinct sections developing
- •Skin is becoming less transparent as fat accumulates underneath
Common Symptoms
Week 23 Symptoms
- •Swelling (edema) in feet, ankles, and hands from fluid retention
- •Linea nigra - dark vertical line from belly button to pubic bone - may appear or darken
- •More frequent Braxton Hicks contractions (practice contractions)
- •Increased forgetfulness and "pregnancy brain" from hormonal changes
- •Possible backaches and sciatica from baby's position
- •Feeling warmer than usual due to increased metabolism
Week 24 Symptoms
- •Glucose screening test (1-hour glucose challenge) typically done this week
- •Rapidly growing belly that may cause balance issues
- •Possible carpal tunnel syndrome from fluid retention compressing nerves
- •Significantly increased appetite requiring 300-500 extra calories daily
- •Possible vision changes from fluid retention affecting eye shape
- •More frequent and noticeable baby movements
Nutrition Tips
Week 23 Nutrition
- •Eat foods rich in omega-3 fatty acids (200-300mg DHA daily) like salmon, sardines, and walnuts for brain development
- •Include folate-rich foods like lentils, spinach, and fortified grains
- •Reduce sodium intake to minimize swelling (limit to 2,300mg daily)
- •Stay hydrated with water - ironically this helps reduce water retention
- •Eat small frequent meals to maintain stable blood sugar
- •Include foods rich in B vitamins for energy and brain function
Week 24 Nutrition
- •Monitor sugar and carbohydrate intake before glucose screening test
- •Eat complex carbohydrates like whole grains, oats, and quinoa instead of simple sugars
- •Include 75-100g of lean protein daily from varied sources
- •Stay hydrated with water throughout the day
- •Eat balanced meals with protein, complex carbs, and healthy fats
- •Include foods rich in vitamin B6 for carpal tunnel relief
⚕️When to Contact Your Healthcare Provider
During weeks 23 to 24, contact your healthcare provider if you experience:
- •Severe abdominal pain or cramping
- •Heavy bleeding or passing clots
- •Severe headache with vision changes
- •Persistent fever over 100.4°F (38°C)
- •Sudden swelling of hands, face, or feet
- •Decreased fetal movement