Some research in mice suggests this phenomenon could lead to immune issues or other unintended health complications.
—
Megan Molteni,
STAT,
3 Nov. 2026
And now a new study in mice suggests that starting semaglutide, a GLP-1 (glucagonlike peptide 1) medication sold under the brand names Wegovy and Ozempic, in old age extends the lifespan by about 12 percent.
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