The symptoms of diabetes include frequent urination, fatigue, unexpected weight loss, and extreme thirst. Some of these symptoms are caused by excess sugar that your body does not use for energy, which is left in your blood and attaches itself to haemoglobin - the part of the red blood cell that carries oxygen.
The more glucose there is in your bloodstream, the more glucose builds up in your cells. This sugar binding to molecules is one-way diabetes causes physical damage and health problems. If you're concerned about developing type 2 diabetes, read our blog about how to reduce your risk.