Diabetes symptoms: Nearly half of people living with the disease are undiagnosed

Some 44% of people worldwide with diabetes are undiagnosed, according to a new study, but they would know to get lifesaving treatment if they did get tested.

​ Some 44% of people worldwide with diabetes are undiagnosed, according to a new study, but they would know to get lifesaving treatment if they did get tested. Read More Breaking News, Latest News and Videos | CNN