American College of Obstetricians and Gynecologists
http://www.acog.com/
This official Web site of the American College of Obstetricians and Gynecologists provides a physician directory, health columns, post-graduate courses and much more.

American Council for Headache Education (ACHE)
http://www.achenet.org/
Included at this site is a guide to over-the-counter pain relievers, information on understanding headache, and other headache information resources.

American Diabetes Association
http://www.diabetes.org
The American Diabetes Association is the nation's leading nonprofit health organization providing diabetes research, information and advocacy.

American Heart Association
http://women.americanheart.org/ 
The American Heart Association Women's Web site gives women of all ages the facts on women's heart disease and stroke. 

American Medical Association
http://www.ama-assn.org/
The official Web site of the American Medical Association. 

American Psychological Association
http://www.apa.org/
The official Web site of the American Psychological Association. 

Ask NOAH About: pregnancy
http://www.noah-health.org/en/pregnancy/
This site created by the New York Online Access to Health provides valuable information for women all over the country. 

Cord Blood Registry
http://www.cordblood.com
Your online resource for information on umbilical cord blood and the services available through the Cord Blood Registry, the largest family bank of cord blood stem cells in the United States.

Health Devil Online
http://h-devil-www.mc.duke.edu/h-devil/women/women.htm
Health Devil Online offers extensive FAQs on topics of interest to women, such as vaginal infections and premenstrual syndrome. 

Mayo Clinic Health Oasis
http://www.mayohealth.org/
This online information source has an extensive women's health section. 

National Library of Medicine
http://www.nlm.nih.gov/
The National Library of Medicine Web site provides diverse health information. 

National Osteoporosis Foundation
http://www.nof.org/
The National Osteoporosis Foundation is a leading resource for up-to-date, medically sound information on the causes, prevention, detection and treatment of osteoporosis. 

National Ovarian Cancer Coalition
http://www.ovarian.org/
The National Ovarian Cancer Coalition seeks to raise awareness and promote education about ovarian cancer. 

The New York Times Women's Health
http://nytimes.com/specials/women/whome/
Extensive women's health information is offered, including statistics, a searchable database of information on women's topics, and an online bookstore. 

The North American Menopause Society
http://www.menopause.org/
The North American Menopause Society (NAMS) is a nonprofit organization that provides a forum for a multitude of scientific disciplines with an interest in the human female menopause. 

OnHealth
http://www.onhealth.com
In-depth medical information, health tips, a free e-mail newsletter and access to the powerful Health Tracker that brings you health information from the media for free, according to your personal specifications. 

Prevention Magazine's Healthy Ideas
http://healthyideas.com/
Health-related information from the publishers of Prevention magazine.