Longevity medicine has gone peptide-crazy
If there's a word that captures both the great promise and the persistent uncertainty of longevity medicine, it's peptides.
Jul 28, 2026
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Pharmacologic Substance: Glucagon-Like Peptide-1 Receptor Agonists
Medical news and research articles
Different GLP-1 therapies could be tailored to patients' individual metabolic needs
Different varieties and doses of GLP-1 medications can have meaningful differences in how they address heart and metabolic health issues, according to new research led by the Perelman School of Medicine at the University ...
Jul 27, 2026
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GLP-1 diabetes drugs linked to up to 68% higher hair loss risk
The use of glucagon-like peptide-1 (GLP-1) receptor agonists to treat type 2 diabetes and obesity is associated with an increased risk of hair loss (alopecia) in adults with type 2 diabetes, a study published by The BMJ finds. ...
Jul 22, 2026
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Newer obesity drugs linked to fewer alcohol-related hospitalizations for people with alcohol dependence
Use of newer GLP-1 receptor agonists (semaglutide or tirzepatide) for obesity or diabetes among people with alcohol use disorder was associated with a reduction in alcohol-related hospital admissions, according to a study ...
Jul 21, 2026
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Examining the consequences of discontinuing GLP-1 medications on addiction-related hospitalizations
GLP-1 receptor agonists are among the active ingredients in so-called weight-loss injections. Originally developed to treat type 2 diabetes, they are now also used to treat severe obesity. In recent years, studies have provided ...
Jul 21, 2026
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It's not just fat: Yo-yo dieting might mean losing muscle, too
Repeatedly losing and gaining weight may do more than frustrate dieters—it also accelerates muscle loss in middle-aged people, according to new UC San Francisco research that comes as weight-loss medications transform obesity ...
Jul 21, 2026
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GLP-1 use rising rapidly among US adolescents and young adults, study finds
Adolescents and young adults in the U.S. are increasingly using popular GLP-1 weight-loss drugs alone or in conjunction with metabolic and bariatric surgery (MBS) to manage obesity, according to a study by UT Southwestern ...
Jul 20, 2026
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Researchers study barriers to GLP-1 insurance coverage
Despite growing evidence that GLP-1 medications improve health and are worth their cost, many insurance plans still limit coverage. University of Mississippi researchers are examining why and where that leaves patients.
Jul 20, 2026
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Q&A: Psychedelics, cannabis, GLP-1s and drug policy changes
From headlines and social media, psychedelic therapies, cannabis use and GLP-1 medications have seemingly become commonplace overnight, but the science underlying these treatments and the pathway to drug approval are often ...
Jul 20, 2026
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Semaglutide and other GLP-1 drugs not linked to risk of degenerative eye disease in adults with type 2 diabetes
An estimated 27% of U.S. adults with diabetes are using glucagon-like peptide-1 receptor agonists (GLP-1 RAs)—a type of medication that mimics the GLP-1 hormone—to lower blood sugar and support weight loss. Some research ...
Jul 17, 2026
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