Emerging evidence quantifies the precise dose of resistance training required for optimal mortality reduction. A meta-analysis encompassing 480,000 participants demonstrates that approximately 130-140 minutes of weekly resistance training yields a 27% reduction in all-cause mortality risk—translating practically to two focused 20-minute sessions or three 45-minute workouts per week. Lead researcher Dr. Haruki Momma notes that this dose-response relationship represents a significant departure from current WHO guidelines recommending two days of muscle-strengthening activities without specifying duration. Notably, participants engaging in lower volumes of just 30-60 minutes weekly still demonstrated meaningful protective effects, suggesting that even minimal resistance training provides measurable health benefits. These quantified findings offer precision in exercise prescription, enabling healthcare providers to establish realistic, evidence-based targets for patients seeking to maximize longevity through resistance training. The research validates that structured, time-efficient resistance protocols deliver substantial mortality risk reduction comparable to more intensive aerobic regimens. Read the full article on GMJ Newsroom.
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