Thyroid hormone is one of the most important hormones in the body because it affects every cell and organ. This hormone is produced by glands shaped like a butterfly in the middle of the front of the neck. There are three hormones produced and released by the thyroid gland, namely thyroxine (T4), triiodothyronine (T3), and calcitonin. Because thyroid hormones play an important role for the body, excessive or too little production will have a direct impact on general body health. Thyroid hormone function Some of the things below are functions owned by thyroid hormones, namely: Control the calorie burning process carried out by the body. This metabolic control can affect the increase or decrease in a person's weight. Control the speed of food processing in the digestive system. Helps regulate heartbeat and blood pressure. Increase or decrease body temperature. Control the speed of the body in cell reproduction. Helps growth in children. Optimizes brain growth, especially