👉 Endocrinologists are medical professionals who specialize in the study of the hormone production and regulation in the body. They work with patients to diagnose conditions such as diabetes, thyroid disorders, insulin resistance, and other hormonal imbalances, often using specialized equipment like radioactive iodine scans or hormone lab tests. Endocrinology is a sub-specialty of medicine that focuses on the function of hormones and how they interact with the body's cells and tissues.