Second trimester
Pregnancy Week 15
Your baby is about the size of a apple.
Size
apple
Length
10 cm
Weight
70 g
Baby in week 15
Bones harden. The fetus can sense light through closed eyelids. Taste buds form.
What you may notice this week
Visible bump for most. Possible nasal congestion ("pregnancy rhinitis").
Tips for week 15
- Use a humidifier for congestion
- Sleep on your left side for better circulation
- Drink lots of water
Tools that pair with this week
Due Date Calculator
Estimate your delivery date by last period or conception date. Naegele’s rule plus cycle adjustments.
Week Tracker
See exactly how many weeks and days pregnant you are, plus your trimester and key milestones.
Contraction Timer
Tap once to start, once to stop. Tracks duration, frequency, and pattern over time.
Ovulation Calculator
Find your fertile window based on your cycle length. Plan or avoid with confidence.
Baby Name Generator
Filter by origin, style, length, and starting letter. Boys, girls, and unisex.
Growth Percentile
Plot your baby’s weight, length, and head circumference against WHO percentile curves.