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The original was posted on /r/science by /u/giuliomagnifico on 2023-12-01 16:43:47.

Original Title: Study (n 91,298, mean 75,8 years) to lower Alzheimer’s disease-related mortality in the USA found that 40 min/week of Vigorous Physical Activity would prevent 12,238 deaths/year, while 140 min/week is the optimal amount and would prevent 37,710 deaths a year