The Terrifying 'Screen Theory' that's Changing the Biology of the Human Eye | Dr. Joseph Allen

Julian Dorey Daily • January 26, 2026

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Description

FULL EPISODE: https://youtu.be/yWbPnOp5HYs?si=vDxbOSjO9KQHPXhZ


Eye doctors are noticing something subtle — but concerning.


JOSEPH's LINKS:

YT: https://www.youtube.com/@UCSs2CvlyOKLYY4SbfehnKNQ

IG: https://www.instagram.com/doctoreyehealth/#

WEBSITE: https://www.doctoreyehealth.com/


In this clip, Dr. Joseph Allen explains how blink rates drop dramatically during screen use, why conversation naturally restores blinking, and what clinicians are starting to see in heavy iPad users. He also breaks down how constant device stimulation affects the nervous system, keeping kids locked in a heightened “WOW mode” or state of alarm.


The research isn’t perfect yet — but the clinical patterns are hard to ignore.


Dr. Allen also shares what he would do if he had kids: experiment, adjust, observe — and stay flexible.


No panic.

No bans.

Just paying attention.


***TIMESTAMPS***

00:00 – Future eye-health research, omega-3 supplement issues, Joe’s old diet, shift away from processed food, gut microbiome & eye health, gut as second brain, inflammation & metabolites

11:18 – Fiber is key, types of fiber, leafy greens, avocados & pistachios, natural eye nutrient filter, fruits & veggies for eye protection, supplement problems, customizing vision with diet, lutein & zeaxanthin

21:25 – AI making medicine more efficient, doctors as engineers, fasting & eye health, protective effects, mental clarity, blood sugar & vision

31:59 – Blue light explained, most blue light not harmful, ipRGC cells, artificial light & sleep, orange glasses, screen strain from blinking & muscle flex

41:02 – Kids’ phone symptoms, screen overload, neck–eye connection, escaping screens, 20/20/20 rule, blinking

50:45 – Blink rates (screens vs conversation), limits of research, iPad kids patterns, nervous system alarm/WOW mode, parenting approach


Watch the full conversation on the Julian Dorey Podcast.

@JulianDoreyDaily ​

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