All Episodes

August 20, 2025 104 mins

Dr. Jeffrey Goldberg is Professor and Chair of Ophthalmology and Director of the Byers Eye Institute at Stanford University, a leading scientist in the development and degeneration of the visual system from eye to brain, and a practicing ophthalmologist and surgeon.

This episode is brought to you by:

Gamma AI design partner for effortless presentations, websites, social media posts, and more: https://gamma.app (Use code TIM at checkout for 30% off any plan.)

Helix Sleep premium mattresses: https://HelixSleep.com/Tim (27% off on all mattress orders.)

AG1 all-in-one nutritional supplement: https://DrinkAG1.com/Tim (1-year supply of Vitamin D plus 5 free AG1 travel packs with your first subscription purchase.)

Timestamps:

[00:00:00] Start.

[00:05:30] How do you solve a problem like presbyopia?

[00:08:34] The athletic benefits of training supranormal (better than 20/20) vision.

[00:11:49] Indigenous eye drops and FDA-approved pilocarpine for presbyopia.

[00:14:05] Understanding basic eye anatomy.

[00:17:27] Exploring AREDS 2, CoQ10, ginkgo, vitamin B3, and other supplements for vision.

[00:23:00] Visual training devices and psychedelic-prompted brain plasticity.

[00:25:12] Thoughts on visual training effectiveness and motor action requirements.

[00:28:29] Concussion rehabilitation and visual perception exercises.

[00:32:36] Red light and violet light therapy for myopia and mitochondrial health.

[00:36:07] Vision loss correlation with cognitive decline and depression.

[00:39:36] Presbyopia progression and psychological dependence on readers.

[00:41:15] Cognito Therapeutics headset for Alzheimer's treatment.

[00:46:46] Glaucoma basics: neurodegenerative disease and risk factors.

[00:48:53] Eye pressure variability and diurnal cycles.

[00:50:02] Cannabis effects on eye pressure and compound isolation.

[00:51:47] Stem cell research for vision restoration.

[00:53:09] Anti-inflammatory effects and immune system role in eye diseases.

[00:55:15] Gut microbiome connection to glaucoma in animal models.

[00:58:43] Metabolic syndrome and GLP-1 receptor agonists.

[01:00:50] Microbiome sharing and future therapeutic possibilities.

[01:03:31] Dry eye treatment: preservative-free tears and serum drops.

[01:08:43] Vision screening recommendations and UV protection.

[01:11:22] Full-spectrum light benefits vs. UV exposure.

[01:13:27] Paradigm shifts: irreversible vision loss becoming reversible.

[01:17:18] Convergence of neuroscience advances and biotech investment.

[01:21:58] Miraculous mitochondria: health, transplants, and three-parent babies.

[01:26:24] My family history concerns and metabolic health screening.

[01:29:26] Exercise's biggest gain: going from none to some.

[01:33:03] Clinical trial participation resources and parting thoughts.

*

For show notes and past guests on The Tim Ferriss Show, please visit tim.blog/podcast.

For deals from sponsors of The Tim Ferriss Showplease visit tim.blog/podcast-sponsors

Sign up for Tim’s email newsletter (5-Bullet Friday) at tim.blog/friday.

For transcripts of episodes, go to tim.blog/transcripts


Advertise With Us

Popular Podcasts

Stuff You Should Know
Dateline NBC

Dateline NBC

Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations. Follow now to get the latest episodes of Dateline NBC completely free, or subscribe to Dateline Premium for ad-free listening and exclusive bonus content: DatelinePremium.com

The Joe Rogan Experience

The Joe Rogan Experience

The official podcast of comedian Joe Rogan.

Music, radio and podcasts, all free. Listen online or download the iHeart App.

Connect

© 2025 iHeartMedia, Inc.