Diabetes mellitus falls under The endocrine system which is a network of glands that create hormones to help regulate the body. These hormones control the growth of new cells and metabolism. Some organs, like the kidney, also help in producing hormones. The endocrine system is made up of the hypothalamus, thymus, pituitary gland, thyroid gland, parathyroid glands, adrenal glands, pineal gland, reproductive glands (ovaries or testes), and the pancreas. All these parts work together to keep the body in balance.