Week 20
Your baby is the size of a Banana
Baby Size
Banana
Length
6.5 in (16.5 cm)
Weight
10.6 oz (300 g)
Trimester
Second Trimester
Your Baby at Week 20
You're halfway through your pregnancy! Your baby is the size of a banana. The heartbeat is now strong enough to be heard with a stethoscope, and your baby is swallowing amniotic fluid regularly.
Key milestone: Halfway there! The baby can swallow more and produces meconium (first stool). The heartbeat can be heard with a stethoscope.
Your Symptoms
Definite kicking. Heartburn may begin. Visible stretch marks. Halfway through pregnancy!
Tip for This Week
You're halfway! Celebrate this milestone and take a bump photo.
Your Body at Week 20
The second trimester brings a welcome shift — your energy returns as hormone levels stabilize. Your uterus is now rising above the pubic bone, and your baby bump is becoming noticeable. Increased blood flow may give you that 'pregnancy glow,' but it can also cause nasal congestion and gum sensitivity.
Your baby at week 20 is the size of a Banana, measuring about 6.5 in (16.5 cm) and weighing roughly 10.6 oz (300 g). Your baby is becoming more active, and you may notice patterns in their movements — especially after meals or when you're resting.
Your Baby's Development This Week
You're halfway through your pregnancy! Your baby is the size of a banana. The heartbeat is now strong enough to be heard with a stethoscope, and your baby is swallowing amniotic fluid regularly. The key milestone this week is that halfway there! the baby can swallow more and produces meconium (first stool). the heartbeat can be heard with a stethoscope.
The second trimester is when pregnancy becomes more tangible. Your baby's movements grow from subtle flutters to definite kicks, and their senses are awakening to the world outside. This is a beautiful time to begin bonding practices like daily voice notes.
This week's voice theme
“Halfway to your arms — the countdown begins.”
Imagine hearing this every morning — a voice note from your baby that evolves week by week.
Hear your baby's voice →Frequently Asked Questions
What does the 20-week ultrasound show?
The anatomy scan checks the baby's organs, brain, heart, spine, limbs, and can often reveal the sex.
Is the baby considered viable at 20 weeks?
Limited viability exists at 20 weeks, though survival rates increase dramatically after 24 weeks.