Blood sugar checks are essential for the diagnosis and treatment of every form of diabetes. “Glucose monitoring is critical for preventing short-term and long-term complications of diabetes,” says ...

The device itself is small, but the hype around it is big. Continuous glucose monitors are only about the size of a quarter, but the companies that sell them make huge claims about their health ...

Nicole Spartano does not have diabetes. But the Boston University epidemiologist has occasionally worn a continuous glucose monitor, or CGM, a device once reserved for those with the condition. Her ...