It’s a condition that affects 84 million U.S. adults and an increasing number of children, but many who have prediabetes are unaware of it.

“One in three have it, but 9 in 10 don’t know they have it,” said Amy Kimberlain, diabetes educator at Baptist Health South Florida.

“Typically when patients come in to see me, they’re asymptomatic,” said Dr. Clifford Medina, Mount Sinai Medical Center’s chief of internal medicine. “They have no idea that there’s anything wrong with them and on a routine blood test, I’ll find they have a blood sugar that’s elevated,” Medina said.

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