Tag

Semaglutide

A white mouse standing on its hind legs against a black background

Semaglutide started late in life extended lifespan in female mice and matched calorie restriction

Weight-loss drugs keep producing benefits nobody designed them for. Giving semaglutide to 20-month-old mice, roughly late middle age for a mouse, slowed several measures of aging and extended life.

Sep 16, 2026

Overlapping blister packs holding many different coloured tablets and capsules

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Semaglutide led the field for antipsychotic weight gain

A JAMA Psychiatry network meta-analysis of 95 trials ranked 39 drugs for reversing antipsychotic weight gain, and semaglutide came out well ahead at nearly 11 kg.

Jul 27, 2026

A semaglutide injection pen resting on a surface

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Semaglutide slowed biological aging clocks in a small trial

Researchers reanalyzed a 32-week trial of semaglutide in 84 adults and found the drug slowed several DNA-based clocks of biological aging. The aging analysis was exploratory, and the group studied was specific.

Jul 17, 2026