Latest blog posts from Dr Tam

breathwork nervous system

This month, that idea became less of a clinical phrase and more of a lived practice. The breathwork nervous system connection sits at the centre of what I want to say here. I travelled to the quieter southern coast of Koh Samui for the inaugural Breath and Personal Transformation Summit at Samahita Retreat, a centre […]

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Bioharmony

The most data-literate people I have ever worked with were also, in many cases, the most depleted. That paradox is what set me on the path from biohacking to BioHarmony. It is the starting point for everything I want to say here. I held a BioHarmony session at the Health Optimisation Summit retreat. The gathering […]

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urolithin A skin longevity

My standards for skincare are high, and few things clear the bar. I have spent enough time in clinical medicine and longevity research to be deeply sceptical of the gap between marketing language and actual mechanism. The beauty industry runs on compelling narratives built on thin science. Adding the word “longevity” to product ranges in […]

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Deià, Mallorca. April. Four days held in Son Rullan, a fourteenth-century monastery in the mountains above the village, with ancient stone walls, olive terraces that have been tended for centuries, sea air moving through open windows, birdsong in the early mornings, wild paths through the garrigue, and that particular Mallorcan light that seems to soften […]

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Why Zebras don't get ulcers

I read Why Zebras Don’t Get Ulcers about eight years ago, and the image at its centre has never left me. The zebra is chased by a lion. The chase ends. The lion moves on. And within minutes, the zebra is back to grazing, calm, regulated, physiologically reset. The stress response has done its job. […]

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Joyspan Longevity - Why the Longevity Industry Is Finally Reckoning With Its Own Blind Spot

The Global Wellness Summit’s 2026 forecast named something that those of us working inside this field have been observing for a while: a turn away from relentless tracking, and toward a more honest conversation about joyspan and longevity — about what a long life is actually for. The report calls it explicitly, a backlash against […]

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