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Story summary
- Mike McCastle, a U.S. Navy veteran, set two world records by completing over four miles of walking lunges at age 38.
- He emphasizes consistency, recovery, and smart training to stay strong as he ages.
- He advises starting small with daily walks and adding strength training to support muscle mass.
- He prioritizes recovery with sleep, hydration, and mobility work, and follows a whole foods, consistent nutrition plan for longevity.
