The campaign is being led by Tesco and Diabetes UK, who are working together to raise awareness of the disease. "Through our partnership with Diabetes UK, we're encouraging people to use the free Know Your Risk tool to better understand their risk of type 2 diabetes. Douglas Twenefour, head of clinical at Diabetes UK, said: "Around 6.9 million people in the UK are at increased risk of type 2 diabetes, but taking small steps can make a big difference. "Diabetes UK's free, online Know Your Risk tool can help you understand your risk in just a few minutes and offers advice on how to reduce it if needed. The Diabetes UK Know Your Risk tool is available at riskscore.diabetes.org.uk/tesco.