How Red Light Helps Our Vision and Blood Glucose Levels: Dr Glen Jeffery PhD

How Red Light Helps Our Vision and Blood Glucose Levels: Dr Glen Jeffery PhD

Author: Gary Kirwan February 11, 2025 Duration: 44:24

On this episode of Biohackers Lab I talk to Dr. Glen Jeffery from University College London's Institute of Ophthalmology about his groundbreaking red light therapy research.

Learn how red light can improve our vision by recharging retinal mitochondria and even help control blood sugar levels by affecting systemic mitochondrial functions.

Dr. Jeffery shares insights on the mechanisms of red light therapy, the implications of light sources on health, and the potential to enhance quality of life through innovative lighting solutions. Discover the fascinating applications and benefits of red light therapy in both eye health and metabolic regulation.

00:00 Recharging the Battery
00:50 Intro
01:33 Discovering the Power of Red Light
02:47 Mitochondria: The Cellular Batteries
04:26 Red Light Therapy for Vision Improvement
06:38 Aging and Mitochondria
12:05 Clinical Trials and Challenges
14:38 Innovative Applications of Red Light
18:10 The Impact of Light Bulbs on Vision
21:03 The Incandescent Light Bulb Dilemma
22:15 The Impact of LED Lighting on Health
23:17 Innovations in LED Technology
26:31 The Cost of Poor Lighting
31:48 Red Light Therapy and Blood Sugar Control
37:33 Red Light Therapy for Parkinson's Disease
40:49 The Future of Lighting and Health
42:38 Conclusion and Final Thoughts

Big thanks to the guys at https://octopod.productions for their fantastic audio and video editing!

✅ Link to this YouTube Video: https://youtu.be/0Hiu6FP_auI

✅ Follow us on Twitter: https://x.com/biohackerslab

✅ Follow us on Facebook: https://www.facebook.com/BiohackersLab

✅ Follow us on Instagram: https://www.instagram.com/biohackers.lab/

Support the show: https://ko-fi.com/biohackerslab

See omnystudio.com/listener for privacy information.


In BioHackers Lab: Health Show for How to Live Your Best Life, host Gary Kirwan guides conversations that move beyond generic wellness advice. This podcast operates on the principle that effective health strategies are deeply personal; what works for one person's gut, mind, or body might not work for another. Each episode delves into practical, often nuanced, approaches to customising your lifestyle, drawing on global perspectives from individuals pioneering interesting methods to improve health. Discussions naturally explore a wide spectrum, from the roles of specific diets and supplements to the integration of purposeful exercise and recovery techniques. The aim is to provide listeners with a diverse toolkit of ideas and experiences, empowering them to experiment and find what truly optimises their own unique system. Tuning into this podcast is an invitation to a continuous, personal experiment-a process of biohacking your way toward a more vibrant and resilient version of yourself. It’s about parsing the noise, understanding the underlying mechanisms of your wellbeing, and making incremental, sustainable changes that compound into a significantly better quality of life.
Author: Language: en-gb Episodes: 100

BioHackers Lab: Health Show for How to Live Your Best Life
Podcast Episodes
What to Look for When Buying CBD Oil • Roy Krebs [not-audio_url] [/not-audio_url]

Duration: 53:53
Co-founder and CEO of Natural Stacks, Roy Krebs, is today’s guest interview. Roy shares with us the important things to consider and lookout for when buying high quality CBD oil in a poorly regulated market. He explains…
How Does Hyperbaric Oxygen Therapy Work? • Dr Scott Sherr [not-audio_url] [/not-audio_url]

Duration: 1:10:20
Board Certified Internal Medicine Physician with a Hyperbaric Oxygen Medicine certification, Dr. Scott Sherr M.D, is today’s guest interview. Scott describes what HBOT (i.e.hyperbaric medicine or hyperbaric oxygen therap…
Dr Ron Ehrlich's Prostate Cancer Success Story [not-audio_url] [/not-audio_url]

Duration: 51:03
Australian dentist and holistic health advocate, Dr. Ron Ehrlich, is today’s guest interview. Ron shares with us his personal story of how he coped with a prostate cancer diagnosis. He explains what he believes are the f…
Are Cold Showers Good for You? • Leigh Ewin [not-audio_url] [/not-audio_url]

Duration: 45:52
Health coach, Leigh Ewin, is today’s guest interview. Leigh shares with us how cold exposure training, starting by using a cold shower, can benefit us. He explains what cold adaptation is and the best ways to incorporate…
Healthy Aging Tips Using The Microbiome • Dr Michael Lustgarten PhD [not-audio_url] [/not-audio_url]

Duration: 53:57
Scientist, Dr Michael Lustgarten PhD, is today’s guest interview. Michael shares with us how our gut microbiome affects ageing. He explains what some of the main hallmarks of ageing are and how the health of our gut dete…
Can You Reverse Myopia? (Nearsightedness) • Jake Steiner [not-audio_url] [/not-audio_url]

Duration: 1:10:50
Founder of the ENDMYOPIA website, Jake Steiner, is today’s guest interview. Jake shares with us how myopia can be reversed without the use of prescription lenses. He explains what causes myopia and why the use of prescri…
Why a Coronary Calcium Score Test Is So Empowering • Ivor Cummins [not-audio_url] [/not-audio_url]

Duration: 53:12
Biochemical Engineer and Fat Emperor, Ivor Cummins, is today’s guest interview. Ivor shares with us why the coronary artery calcium (CAC) score is the most reliable measure of heart disease. He explains what the CAC scor…