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Blood Glucose Control

Can Resistant Starch Lower Your Next Blood Sugar Spike? Inside the “Second-Meal Effect”

Resistant starch foods including oats, legumes, bananas, and whole grains illustrating the second-meal effect on blood sugar.

Could the carbohydrates eaten at breakfast affect the blood sugar response to lunch? Research on resistant starch and the second-meal effect suggests they might. Resistant starch escapes much of the digestion that normally occurs in the small intestine. As a result, less of it is immediately converted to glucose, while …

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Fasting With Type 1 Diabetes? A New Trial Puts Time-Restricted Eating to the Test

Adult with type 1 diabetes wearing a continuous glucose monitor beside a healthy meal, glucose meter, and clock representing time-restricted eating.

Time-restricted eating has become a popular approach to weight management, but what happens when insulin-dependent diabetes enters the picture? Until recently, evidence on time-restricted eating in people with type 1 diabetes was notably limited. A new randomized controlled trial published in Diabetes Care offers some of the first direct evidence. …

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Could CGM Help People With Type 1 Diabetes Live Longer?

Person with type 1 diabetes using a continuous glucose monitor and smartphone to track glucose levels.

Could continuous glucose monitoring do more than improve glucose levels and help prevent hypoglycemia? New research raises that possibility. A large observational study examining CGM use and mortality in people with type 1 diabetes found that starting continuous glucose monitoring was associated with a lower risk of death among older …

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Low Potassium, Higher Diabetes Risk? A Surprising Clue From Heart Failure Research

Low potassium and diabetes risk illustrated with a glucose meter, potassium-rich foods, heart model, and pancreas.

Low potassium is usually viewed through a cardiovascular lens, especially in patients with heart failure. However, emerging evidence suggests clinicians may have another reason to pay attention. New research examining the relationship between hypokalemia and diabetes risk found that lower serum potassium levels were associated with a greater risk of …

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When “Normal” Blood Sugar Feels Too Low: New Research May Explain Why

When glucose numbers improve, patients are expected to feel better. Yet some people with type 1 diabetes report the opposite. A glucose level that looks reassuring on a continuous glucose monitor may leave them feeling tired, uncomfortable, or simply “off.” New research suggests that glycemic habituation may help explain this …

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SGLT Inhibitors Protect the Heart and Kidneys: Why Is Type 1 Diabetes Still the Exception?

SGLT inhibitor medication with glucose monitoring supplies and heart and kidney imagery representing potential cardiorenal benefits in type 1 diabetes.

SGLT inhibitors have changed the treatment landscape for cardiovascular and kidney disease, particularly in people with type 2 diabetes, heart failure, and chronic kidney disease. That success raises an obvious question: why are SGLT inhibitors in type 1 diabetes still largely outside routine clinical practice? The answer is not a …

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Could a Simple Blood Test Predict a Heart Event in Type 2 Diabetes?

Blood sample illustrating epigenetic cardiovascular risk prediction using DNA methylation to assess heart risk in type 2 diabetes.

Could a routine blood sample someday reveal cardiovascular danger that cholesterol, blood pressure, and HbA1c do not fully capture? New research suggests that epigenetic cardiovascular risk prediction could offer a new way to identify people with type 2 diabetes who face a higher short-term risk of major cardiovascular events. Instead …

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Dialysis Changes the Rules: What Happens When Patients With Diabetes Use Real-Time CGM?

Patient with Type 2 diabetes using real-time CGM while receiving maintenance hemodialysis.

Managing glucose is rarely simple for people with Type 2 diabetes who receive maintenance hemodialysis. Dialysis can change glucose patterns, insulin needs, and the reliability of familiar measures such as A1C. As a result, clinicians may have an incomplete picture when making treatment decisions. New randomized research on CGM use …

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Three Decades of Better Type 1 Diabetes Care: Have Complications Actually Declined?

Person with type 1 diabetes using modern glucose monitoring technology, illustrating advances in care and long-term complication prevention.

Three decades of advances in diabetes care have transformed how people with type 1 diabetes manage glucose. Insulin pumps, continuous glucose monitoring (CGM), improved insulin analogs, automated insulin delivery, and earlier screening have all changed daily treatment. However, have these advances actually reduced the long-term complications of type 1 diabetes? …

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One Diagnosis, Different Diseases? Researchers Uncover Distinct Types of Gestational Diabetes

Pregnant woman discussing gestational diabetes phenotypes and metabolic differences with a healthcare professional.

Gestational diabetes is usually treated as a single diagnosis, but growing evidence suggests the biology behind it can vary considerably from one patient to another. Researchers studying gestational diabetes phenotypes have identified metabolic patterns involving differences in insulin resistance, insulin secretion, or both. These findings raise an important question: Could …

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