exercise is beneficial for both the pregnant woman, and for the full development of her unborn child. they help to easier to carry the pregnancy, preparing the body for childbirth and allow him to recover quickly after them.

Write the above sentence using proper case.
Exercise is beneficial for both the pregnant woman, and for the full development of her unborn child. They help to easier to carry the pregnancy, preparing the body for childbirth and allow him to recover quickly after them.