First trimester
Pregnancy Week 8
Your baby is about the size of a kidney bean.
Size
kidney bean
Length
16 mm
Weight
1 g
Baby in week 8
All major organs have begun forming. Tiny fingers and toes are visible. The embryo is now called a fetus.
What you may notice this week
Uterus is the size of a grapefruit. Veins more visible. Continued fatigue.
Tips for week 8
- First prenatal visit usually around now
- Discuss any medications with your provider
- Begin gentle exercise like walking
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.