Week 16. Baby: You may be able to hear the baby's heartbeat in the doctor's office. Fine hair, lanugo, may be growing on the head. Arms and legs are moving, and the nervous system is working.

Your body at 4 months pregnant. Bump: At 16 weeks pregnant, your uterus is growing fast and although all bumps are different and normal, some women may not show yet but others may want to start ...

When it came to discussing her 16-week appointment, Baldwin began to cry, recalling she had "this weird feeling because I couldn't feel the baby and I can usually feel the baby really early on." ...