Fingernails and toenails start to appear. The fetus is about 1 inch long. Mood swings may occur due to hormonal changes.
Week 16 - Mid-Pregnancy Milestone
Mood Swing Support
Week 27 - End of Second Trimester
Week 12 - End of First Trimester
Week 5 - Heartbeat Begins
Pregnancy Goal Setting
Week 3 - Germ Layer Formation
Week 1 - Early Pregnancy