If you"re a woman between the ages of forty-five and sixty, you have a high risk of developing low thyroid, also known as hypothyroidism. Often intertwined with menopausal symptoms, the sympotoms of low thyroid, such as weight gain, fatigue, and depression, can often feel overwhelming. In this User"s Guide, Kathleen barnes describes the nature of thyroid disorders, natural thyroid-replacement hormones, and the important role of supplements in maintaining and restoring normal thyroid function.