In this Health Edge podcast, John and Mark review a paper that reviews the many effects of UVB light on the skin and systemic neuroendocrine and immune systems. They discuss the importance of photobiomodulation and the health implications. For mind, mood, pain, and inflammation, our sophisticated skin and retinal chromophores are quantum portals to health in the presence of sunlight.
Ancestral Health: Was the advent of agriculture really a “catastrophe”?


In this Health Edge recording Mark and John review a paper by Pulitzer Prize winning journalist Jared Diamond PhD. In this paper, Dr. Diamond suggested, “The adoption of agriculture, supposedly our most decisive step toward a better life, was in many ways a catastrophe from which we have never recovered.”
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The Health Edge:Metabolic Flexibility
in this videocast, Mark and John review the stunningly low prevalence of metabolic health in US adults and offer some reflections on how best to improve this critical dimension of health and longevity.
Metabolic Health and Flexibility
In this videocast, Mark and John review the stunningly low prevalence of metabolic health in US adults and offer some reflections on how best to improve this critical dimension of health and longevity.
Building Immune Resilience
In this Health Edge recording, Mark provides a lifestyle medicine approach to creating greater immune resilience. This webcast was created for Berkshire Health Systems employees. Enjoy!
Saturated Fat: Questioning the evidence condemning it !

In this Health Edge recording Mark and John review a soon to be published review entitled: Saturated Fats and Health: A Reassessment and Proposal for Food-based Recommendations: JACC State-of -the-Art Review https://www.onlinejacc.org/content/early/2020/06/16/j.jacc.2020.05.077
Q & A
In this episode of The Health Edge Mark and John respond to some listener questions on gardening, wearing masks during the covid pandemic, pancreatic insufficiency and vitamin D deficiency in autoimmunity.
Cancer Care and Circadian Rhythms
This is a recording from June 4th on behalf of our local Berkshire Health System Cancer Care team and the patient-family support network. In this video, Mark reviews the critical connection between health, rmetabolic resilience and circadian entrainment.
Wellness Tips for Quality Sleep
This is a recording from a recent community wellness workshop I gave on key sleep tips. The PowerPoint Slide Deck that goes with it can be found on my web site www.thehealthedgepodcast.com
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Sunlight and Vit D: Are they the same thing?

In this videocast of The Health Edge Mark and John review a nice paper from Stephanie Seneff from the Spring 2020 Weston A Price Foundation.
https://www.westonaprice.org/health-topics/sunlight-and-vitamin-d-theyre-not-the-same-thing/