Mechanistic finding may help deal with side effects of lifespan-extending drug rapamycin

Rapamycin, an FDA-approved drug, extends lifespan in mice up to 30%, making it of major interest to researchers intent on slowing the aging process in humans in order to extend healthspan, the healthy years of life. But long term use of rapamycin, approved for use in several disease indications, has side effects - raising questions about its use to prevent the chronic diseases of aging.

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