A look at how your baby develops month by month.

You should gain 1 pound a week this month.

In this month, you can hear your baby’s heartbeat for the first time.

At end of the sixth month, the baby is about 12 inches long and weighs up to 2 pounds.

This is it! At 37 to 40 weeks, your baby is full term.

The baby becomes more active, turning from side to side and sometimes head over heels.

In this month, your appetite increases as morning sickness goes away.

Your baby is now about 18 inches long and weighs 4 to 5 pounds.

By the end of this month, your baby is about 1 inch long and still weighs less than 1/3 ounce.