Claim: Four million people have diabetes.
Fact-check: Four million people have diabetes—probably - Full Fact
Verdict: this seems about right. we can only be sure about the three and a half million people diagnosed with diabetes. another half a million may be undiagnosed, according to estimates.
Organisation: Full Fact
Author: Conor James Mckinney
Date published: 2016-01-05T00:00:00