The Human Upgrade: Biohacking for Longevity & Performance Give Me 21 Minutes And I'll Give You Perfect Vision Naturally : 1436
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Mar 22, 2026 A rapid dive into natural vision improvement and why modern life may sabotage eye repair after dark. It explores red light, blueberries, cold exposure, grounding, distance viewing, blink training, and sunset light. The conversation centers on retinal recovery, circadian timing, and daily habits that aim to support sharper eyesight.
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Dave Asprey Says He Reversed His Own Vision Decline
- Dave Asprey says he improved from 20/80 vision to roughly 20/15 to 20/20 without surgery by focusing on eye repair instead of stronger correction.
- He frames conventional vision care as managing decline with lenses and procedures rather than restoring retinal health.
Why Modern Life Interrupts Nightly Eye Repair
- Dave Asprey argues vision loss often reflects a disrupted nightly retinal repair cycle, not just irreversible aging.
- He links late-night LEDs, blood sugar spikes, poor sleep, low blinking, and inflammation to weaker melatonin, glycation, dry eyes, and less retinal ATP.
Use Brief 670 Nanometer Red Light Carefully
- Use brief, controlled 670 nm red light earlier in the day to support retinal mitochondria and ATP production.
- Dave Asprey says this wavelength boosts cytochrome c oxidase; stop or reduce dose if it causes discomfort, heat, headaches, or eye strain.