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Sleep is usually the first thing we sacrifice and the last thing we protect, yet it may be the single most powerful lever we have for longevity and long-term health. In a recent interview with HigherDOSE for National Sleep Week, Wellgevity founder Dr Tamsin Lewis broke down the science of sleep, introduced her concept of […]

I have been working in longevity medicine for over twenty years. In that time I have watched the field become more rigorous, more data-rich, and, in some ways, more confusing for the people it is supposed to serve. The information is everywhere. The protocols multiply. The supplement stacks grow longer. And yet the fundamental question, […]