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Personalized Care for Young-Onset Diabetes Eased Distress, Not Complications

MHD card showing a DNA helix that turns into a glucose curve flowing into a clinician's tablet with a personalized report, illustrating the PRISM trial in which personalized care for young-onset diabetes eased diabetes distress but did not reduce complications.

Adults in Hong Kong who developed diabetes by age 40 reported less diabetes distress after a year of personalized care that included genetic and biomarker testing. Over 3 years, though, the extra care did not lower their rate of diabetes complications.1 Research Highlights A large randomized trial: the PRISM trial assigned 884 Chinese adults with …

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Parkinson’s Diabetes Oxidative Stress: 8-OHdG Rose, F2-Isoprostanes Did Not

MHD featured image for Parkinson's disease, diabetes, oxidative stress, 8-OHdG, and F2-isoprostanes.

A 2026 meta-analysis of 54 human studies found that 8-hydroxy-2′-deoxyguanosine rose in Parkinson’s disease, while F2-isoprostanes did not show a statistically confirmed Parkinson’s signal; type 2 diabetes showed much larger peripheral oxidative-stress elevations than Parkinson’s disease for both biomarkers. Research Highlights Parkinson’s DNA-oxidation signal was moderate: Msigwa et al. pooled 5 Parkinson’s disease studies with …

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Post-Meal Glucose Genetics Linked to Lacunar Stroke Risk

MHD featured image for post-meal glucose genetics and lacunar stroke risk.

A 2026 medRxiv genetic analysis linked type 2 diabetes and 2-hour postprandial glucose — the blood-sugar rise after an oral glucose challenge — to higher lacunar stroke risk, with a stronger direct signal for post-meal glucose than for HbA1c after adjustment for brain small-vessel imaging markers.1 Research Highlights Lacunar stroke was the clearest endpoint: genetically …

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Semaglutide Did Not Increase Suicidality in 102,361 Veterans

MHD featured image for semaglutide and suicidality risk in veterans with type 2 diabetes.

A 2026 target-trial emulation involving 102,361 U.S. veterans with type 2 diabetes found no increased suicidality risk after starting semaglutide vs. sodium-glucose cotransporter-2 inhibitors (SGLT2 inhibitors): suicidal ideation HR 0.99 and suicide attempt/death HR 1.05 after overlap weighting.1 That does not prove semaglutide prevents suicide, but it weakens the broad claim that semaglutide initiation itself …

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SMART Texts Raised Diabetes Confidence in Schizophrenia

MHD featured image for SMART text messages and diabetes self-management in schizophrenia.

A 12-week text-message intervention for people with schizophrenia spectrum disorders improved diabetes self-management confidence and patient activation, but it did not yet move weight, HbA1c, physical activity, or psychiatric symptoms. SMART looked feasible and psychologically useful in this uncontrolled pilot; cardiometabolic outcomes need a full-scale randomized trial with longer follow-up.1 Research Highlights SMART was tested …

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