Where data meets destiny. In today’s mind-bending episode, host Marcus Arredondo is joined by Richard Sprague to reveal how personal data, AI, and curiosity are rewriting the rules of longevity. From microbiome tracking to AI eye scans, Richard proves that the future of science isn’t in labs, it’s in your hands. If you’re tired of guessing what works for your body and want to see real proof, this episode will flip the way you think about health forever.
Richard Sprague is a technologist, entrepreneur, and “personal scientist” who turns data into self-discovery. A former Apple and Microsoft exec, he now runs OptiCare AI and writes the Personal Science Substack, helping people use data, AI, and curiosity to live longer and think sharper.
Episode highlights: (4:41) How accidents lead to discoveries (10:18) Lessons from living in Japan and China (17:46) Handling conflicting information (27:10) The Kefir experiment that changed everything (39:16) Can your microbiome predict dementia? (41:40) Continuous glucose monitoring insights (44:04) How Vagus nerve stimulation may calm the brain (46:39) EMF testing and the migraine mystery (51:34) Eye-based AI health scans with OptiCare (59:47) How AI is reshaping personal health tracking (1:12:45) Outro
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