This video resource teaches about the different disorders of the endocrine system. The video resource covers the definition and diagnosis of Graves disease and Hashimoto's disease. It goes on to look at the pancreas and how its different types of cells maintain blood glucose level within homeostatic range. Students will furthermore hear about foods with a high glycaemic index, and how these foods can put stress on blood vessels. Finally, the video looks at hypoglycaemia and hyperglycaemia.