The American Congress of Obstetricians and Gynecologists The ACOG is the nation’s leading group of professionals providing healthcare for women. The North American Menopause Society NAMS offers general information about menopause to help women make informed health decisions. WebMD WebMD provides valuable health information, tools for managing your health, and support to those who seek information. American Osteopathic Association The AOA advances the philosophy and practice of osteopathic medicine by promoting excellence in education, research, and the delivery of quality, cost-effective healthcare within a distinct, unified profession. American College of Nurse-Midwives ACNM is the professional association for certified nurse-midwives and certified midwives.