The percentage of adults suffering from diabetes across the world has doubled over the past three decades, a study said Wednesday.

LONDON – Global diabetes rate in adults has doubled over the past three decades, impacting more than 800 million people worldwide, according to a recent landmark study published in The Lancet. The groundbreaking study,

Global adult diabetes cases have doubled to more than 800 million during the past three decades, far exceeding previous estimates, according to new research. A groundbreaking study published in The Lancet this week reveals a healthcare crisis, with more than half of adults over the age of 30 who have diabetes going untreated.

The total number of adults living with either type 1 or type 2 diabetes in the world has surpassed 800 million—over four times the total number in 1990, according to findings from a global analysis published ahead of World Diabetes Day in The Lancet.

Global diabetes rates have doubled over the past 30 years, with many middle- and low-income countries failing to provide sufferers with sufficient access to treatment, according to an international study.

More than 800 million adults have diabetes worldwide, almost twice as many as previous estimates have suggested, and more than half of those aged over 30 who have the condition are not receiving treatment,

A new report shows global diabetes rates have doubled, rising from 7% in 1990 to 14% in 2022, with the largest increase seen in low and middle-income countries. CBS News medical contributor Dr. Celine Gounder joins "CBS Mornings" to discuss the health risks tied to this surge.