The March of Dimes is a nonprofit organization dedicated to improving the health of babies. One of the ways that the March of Dimes works to achieve its mission is by educating parents-to-be about what to worry about (and not worry about) when it comes to having a healthy baby. Visit the “Pregnancy & Newborn Health Education Center” to learn about the importance of folic acid, a healthy pregnancy diet, breastfeeding, and much more. There is even information “Just for Dad.”

This site is the Internet companion to the magazine American Baby. It is a commercial site so you will encounter advertising and invitations to subscribe to the magazine. Useful and fun features on the site include a fetal development timeline, due date predictor, baby names database, and parenting quizzes. There is also information on preconception, pregnancy, adoption, and new parent issues.

The health company Aetna sponsors InteliHealth. Much of the information on the site comes from the Harvard Medical School. There is also information from other leading health organizations such as the National Institutes of Health. To find pregnancy related information, roll your mouse over “Diseases & Conditions.” The scroll-down menu will begin to move. Use the arrows to find “Pregnancy” in the menu and then click on it. This section provides healthy pregnancy recipes, an “Ask the Expert” area, due date calculator, breastfeeding tips, and more.

This site is run like a magazine. It has an editorial staff that researches, writes, and fact-checks articles on topics such as preparing for your newborn, breastfeeding and weaning, childcare, baby behavior, and family finances. A team of medical advisors works to ensure the reliability of the content. Visitors may participate in discussion groups or sign up for e-mail newsletters. BabyCenter also offers an online store.

ParentsPlace.com is part of the iVillage family of websites. Expect to see advertising while also finding a lot of easy-to-read general information about a wide range of parenting topics ranging from fertility to miscarriage, and from children’s health to emotions during pregnancy. There are also interactive tools, message boards, and quizzes.

This is site is also part of the iVillage family of websites. There are advertisements on this site. There are also practical tips for new and expectant moms related to breastfeeding, exercise, childbirth, and more. Visitors will find personal stories and lists of useful books, toys, and other “gear,” as well.

Looking for information in Spanish? Or do you live in Canada? Pregnancy Today has special sections devoted to Spanish-speakers and Canadians. There are also sections for dads, grandparents, parents of twins, and parents of adopted babies. The site has a friendly tone and fun features like a photo contest. There are advertisements and pop-up boxes to contend with.

The National Women’s Health Center (part of the government’s Department of Health and Human Services) maintains this website as well as a toll-free call center. Both were created to provide free, reliable, health information for women. Scroll down and look at the links on the left side of the page to find 4Woman.gov’s section on pregnancy. There is information about pre-pregnancy planning, each trimester of pregnancy, childbirth, and childcare options. There are also calculators for determining ovulation and due dates. Information is available in Spanish too.

Founded by College of Physicians of Philadelphia, this site is dedicated to providing free, comprehensive, objective health information to residents of the greater Philadelphia area. To find information about pregnancy and pregnancy resources in the Philadelphia region, click on “Diseases & Conditions,” then “P,” and then “pregnancy.” In the yellow box you’ll find links to other recommended websites, easy-to-read information, and regional pregnancy-related services ranging from medical centers to yoga classes.