The American Thyroid Association (ATA) is a professional organization dedicated to advancing the understanding and treatment of thyroid diseases. Founded in 1923, it brings together healthcare professionals, researchers, and patients to promote education, research, and clinical practice related to thyroid health. The ATA provides resources such as guidelines for diagnosing and managing thyroid disorders, including hypothyroidism, hyperthyroidism, and thyroid cancer. It also supports research initiatives and offers educational materials to help both healthcare providers and patients better understand thyroid conditions and their impact on overall health.