metformin

Metformin shown to prevent long COVID across risk groups in multiple randomized trials

by University of Minnesota Medical School edited by Stephanie Baum, reviewed by Andrew Zinin  Editors’ notes  The GIST Add as preferred source Credit: CC0 Public Domain Multiple randomized clinical trials and electronic health record studies now show that metformin, a widely used and well-established medication, significantly reduces the risk of developing long COVID when taken during or shortly […]

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Metformin for Atrial Fibrillation: Can an ‘Old Dog’ Learn New Tricks?

Richard Mark Kirkner November 11, 2025 NEW ORLEANS — The long-approved antidiabetes therapy metformin may hold promise for reducing the burden of recurrent atrial arrhythmia after catheter ablation in people with overweight or obesity, according to new data. George Schwartz, MD, PhD“Can an old dog learn new tricks? I think we need to stay tuned,

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Why your daily walk might not work as well if you’re on metformin

by Kitta MacPherson, Rutgers University edited by Lisa Lock, reviewed by Robert Egan  Editors’ notes Credit: Unsplash/CC0 Public Domain A widely prescribed diabetes drug may be sabotaging one of the most trusted strategies for preventing the disease: exercise. That is the conclusion of a Rutgers-led study published in The Journal of Clinical Endocrinology & Metabolism, which found that metformin blunts critical

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Using metformin within 3 months of infection may reduce long COVID risk

Metformin pills move through a sorting machine at a Laurus Labs Ltd. pharmaceutical plant in Visakhapatnam, Andhra Pradesh, India, on Wednesday, Nov. 15, 2017. Image credit Bloomberg/Getty Images Long COVID or post-COVID-19 condition is the long-term symptoms that can develop after experiencing COVID-19. One study found that starting metformin within three months of SARS-CoV-2 infection

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Metformin changes blood metal levels in humans, offering further insight into its mechanism of action

by Kobe University edited by Sadie Harley, reviewed by Robert Egan Although metformin is the most widely prescribed diabetes drug in the world, its mechanism of action is still not clear. Kobe University endocrinologist Ogawa Wataru has now made significant progress, finding that it changes blood metal levels in humans. Credit: Kobe University The widely used diabetes drug

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Metformin May Shield Against Dementia in Overweight/Obesity

TOPLINE: During a 10-year follow-up, metformin use was associated with significantly lower risks for both dementia and all-cause mortality in patients with overweight or obesity. METHODOLOGY: Metformin, the most widely prescribed glucose-lowering treatment, is linked to a reduced risk for dementia in patients with diabetes; however, its effect on the incidence of dementia among individuals

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Study reveals brain pathway behind metformin’s blood sugar-lowering effects

by Baylor College of Medicine edited by Sadie Harley, reviewed by Andrew Zinin Metformin 500mg tablets. Credit: public domain Although metformin has been the go-to medication to manage type 2 diabetes for more than 60 years, researchers still do not have a complete picture of how it works. Scientists at Baylor College of Medicine and international collaborators have

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GLP-1 diabetes drugs likely trump metformin for curbing dementia risk in type 2 diabetes, study finds

by British Medical Journal edited by Sadie Harley, reviewed by Andrew Zinin Metformin 500mg tablets. Credit: public domain GLP-1 receptor agonists, a class of drug used to treat type 2 diabetes, likely trump the widely prescribed metformin for curbing dementia risk in people with the condition, finds the largest study of its kind, published in the open access

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