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Refresh Rusty Safety-Critical Skills
If it has been a long time since using a skill like scuba, brush up, revisit it more often, and retake the full course if you no longer trust your competence.
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“And I got certified too when I was 20. I wouldn't trust myself to do it again. I'd want to probably take the entire course again.”
Andrew Huberman · How to Improve Your Memory & Cognitive Function at Any Age | Dr. Alan Castel · Jul 13, 2026 · 47:43 · YouTube ↗
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