First Trimester

Congratulations, it’s your first trimester of pregnancy! Your pregnancy journey is just beginning. Here’s everything you need to know during your first trimester weeks to feel prepared for every pregnancy stage and pregnancy trimester.

4 Weeks Pregnant
At 4 weeks pregnant, pregnancy symptoms may kick in, and baby is turning from a blastocyst into an embryo.
5 Weeks Pregnant
At 5 weeks pregnant, you may be feeling mood swings, and baby is developing major organs.
6 Weeks Pregnant
At week 6 of pregnancy, you may be experiencing fatigue, and your baby is starting to grow arms and legs.
7 Weeks Pregnant
At 7 weeks pregnant, morning sickness may be kicking in, and your baby has doubled in size since last week.
8 Weeks Pregnant
At 8 weeks pregnant, you can hear your baby’s heartbeat now, and you'll be taking many trips to the bathroom.
9 Weeks Pregnant
At 9 weeks pregnant, you may be having pregnancy headaches, and baby is starting to develop bones.
10 Weeks Pregnant
At 10 weeks pregnant, you may be feeling lower back pain, and your baby is now officially a fetus!
11 Weeks Pregnant
At 11 weeks pregnant, you still may have morning sickness, while baby's starting to develop fingers and toes.
12 Weeks Pregnant
At 12 weeks pregnant, you may be starting to show! And your baby is developing reflexes and growing fast.
First Trimester of Pregnancy
Congratulations, you’re pregnant! Now what? Here's what to know about the first trimester of your pregnancy.