Podcast Episodes

102. Dr Alexander Wunsch: Evolutionary Role of UV Light in Health

We explore how light shaped life from an evolutionary perspective — from the great oxygenation event and mitochondrial endosymbiosis to modern unders…

1 month, 2 weeks ago

101. How Starlight Powers Living Systems | Prof. Robert Fosbury

Astrophysicist Robert Fosbury joins Dr Max Gulhane to explore an extraordinary idea: that the dominant photon energy of our Sun closely matches the m…

1 month, 3 weeks ago

100. Mitochondria, Origins of Life and the Physics of Aging | Prof. Alistair Nunn

Modern humans are living in an environment radically different from the one our biology evolved to operate within. In this conversation, we explore h…

2 months, 1 week ago

99. How Natural Light Improves Eye Health, Blood Sugar and Lowers All Cause Mortality | Jonathan Jarecki

We discuss three pivotal studies showing how natural light wavelengths positively influence health from all-cause mortality to visual perfomance to b…

2 months, 2 weeks ago

98. Could EMF from Electricity Substation be causing NFL 49ers Horror Injury Run? | Peter Cowan

Peter Cowan and I discuss the surge in non-contact soft-tissue injuries of 49ers players and possible mechanisms including chronic magnetic field exp…

2 months, 3 weeks ago

97. How Your Light Choices Make or Break Sleep, Hormones and Mental Health | Prof. Sean Cain

Sunlight or fake light? We explore how light timing and intensity shape the circadian clock, mood, hormones, fertility, and sleep—and why amplitude i…

2 months, 4 weeks ago

Hidden Health Costs of Screens and Artificial Light

In this talk I present the case that artificial light and wireless RF radiation are pervasive indoor pollutants that are disrupting your circadian rh…

3 months, 2 weeks ago

96. Are you Loaded with Visceral Fat? Why it Matters & How to Reverse It | Chris Stadtherr, MD

We dig into why visceral fat drives disease risk, how to spot it on sight and imaging, and the levers that shrink it without losing muscle. We map a …

3 months, 4 weeks ago

95. Critical role of the Vitamin D system in Infection and Immunity | Prof Sunil Wimalawansa

Expert physician researcher Sunil Wimalawansa explains why Vitamin D plays a critical role in immune system function, the physiology various forms of…

4 months ago

Improving our light environment for better health | Guy Foundation Round Table

Repost of Guy Foundation 2025 Autumn Series Roundtable discussion "Improving our light environment for better health" on 3.12.25. 

The topic of my tal…

4 months, 1 week ago