Skip main navigation

Diabetes: the basics

Explaining diabetes
© University of Southampton

So what exactly is diabetes? and what is insulin’s relationship to it?

Insulin as the 'key' being inserted into an imagined slot in a cell.

To find out how diabetes develops, the ways it affects the body and how insulin is the key to allowing glucose use by the cells of the body, watch this video ‘What is diabetes?’ (2min 22s) created by Diabetes UK.

There are links relating to general resources about diabetes available from ‘See also’ at the bottom of this page.

© University of Southampton
This article is from the free online

Understanding Insulin

Created by
FutureLearn - Learning For Life

Our purpose is to transform access to education.

We offer a diverse selection of courses from leading universities and cultural institutions from around the world. These are delivered one step at a time, and are accessible on mobile, tablet and desktop, so you can fit learning around your life.

We believe learning should be an enjoyable, social experience, so our courses offer the opportunity to discuss what you’re learning with others as you go, helping you make fresh discoveries and form new ideas.
You can unlock new opportunities with unlimited access to hundreds of online short courses for a year by subscribing to our Unlimited package. Build your knowledge with top universities and organisations.

Learn more about how FutureLearn is transforming access to education