The American Pain Society is a group of scientists, clinicians, and others. This group seeks to advance pain-related research, educate people about pain, and change public policy and clinical practice to reduce pain-related suffering.

NCBDDD aims to find the cause of and prevent birth defects and developmental disabilities. This agency works to help people of all ages with disabilities live to the fullest. The Web site has information on many topics, including genetics, autism, ADHD, fetal alcohol spectrum disorders, diabetes and pregnancy, blood disorders, and hearing loss.

The March of Dimes tries to improve the health of babies by preventing birth defects, premature birth, and early death. March of Dimes supports research, community services, education, and advocacy to save babies' lives. The organization's Web site has information on premature birth, birth defects, birth defects testing, pregnancy, and prenatal care. You can sign up to get a free newsletter and also explore Understanding Your Newborn: An Interactive Program for New Parents.

The U.S. National Heart, Lung, and Blood Institute (NHLBI) information center offers information and publications about preventing and treating heart, lung, and blood diseases.

The Sickle Cell Disease Association of America is a national membership organization that provides education, research updates, and support around sickle cell disease problems. Its Web site has the Sickle Cell Disease Forum for people of all ages to discuss concerns about sickle cell disease.