Health Canada: "The Sensible Guide to a Healthy Pregnancy."

The Sensible Guide to a Healthy Pregnancy captures key information about certain lifestyle choices you can make to help ensure a healthy pregnancy. It also contains a handy ten-month pregnancy calendar that you can personalize to help you keep track of what week of pregnancy you are in.

The link address is: http://www.healthycanadians.gc.ca/hp-gs/guide_e.html