Longevity Briefing
A curated daily readout of the science, companies, capital flows, and policy moves shaping longevity.
KEANAISSANCE convenes a tightly curated group of founders, investors, clinicians, and operators in a setting designed to accelerate execution in the longevity economy. By removing the audience layer and focusing on decision-makers with direct agency, it creates an environment where capital, science, and delivery can align more quickly. The result is not just discussion, but a higher probability of real partnerships, capital deployment, and tangible progress.
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More from Masters of Longevity
On April 8, the streets of Madrid were not the scene of an ordinary protest. Citizens, scientists, entrepreneurs, and healthcare professionals gathered for the Longevity March, a global mobilization that connected Madrid simultaneously with major cities such as Brussels, London, Paris, and Berlin in Europe; Caracas, Mexico City, and San Francisco in the Americas; and Abu Dhabi and Tel Aviv in the Middle East, even during the current war in the region. The message was clear and urgent: aging must be treated as a global political and scientific priority.
The gut microbiome has become a scientific and public fascination, with new studies and health claims emerging daily. While diet is often cited as the key factor shaping gut bacteria, research suggests a far more complex picture. With over 200 variables influencing an individual’s microbiome and only a fraction of its variability explained, the idea of a universally “healthy” gut remains elusive. Popular microbiome tests and interventions may not tell the whole story – especially when stool samples only offer a partial snapshot of the vast intestinal ecosystem. This article explores the intricate relationship between diet, microbiome diversity, and health, challenging common assumptions and highlighting the unanswered questions in this rapidly evolving field.
The Swiss healthcare system is frequently cited as one of the most robust, high-quality, and accessible systems in the world. However, a closer examination of its financial architecture reveals a system fundamentally misaligned with the emerging paradigm of longevity and preventive health. It’s a system optimized for “Sick Care” – the management of acute pathology and established chronic disease – but structurally fails to preserve health capital. This report dissects the structural and economic forces behind this dynamic and explores what would need to change to enable a transition toward a prevention- and longevity-driven healthcare system.
Analysis argues MEDVi’s scale reflects a distribution-first business that layers paid media and customer relationships on top of outsourced clinical and fulfillment services rather than being primarily an AI play.
Why it matters This signals healthcare delivery is becoming modular, shifting competitive advantage to distribution, customer acquisition, and LTV/CAC optimization.
Researchers developed 3D-printed honeycomb hydrogel electrodes customized from MRI-based models to match individual cortical folds, yielding improved contact and signal quality without apparent tissue damage.
Why it matters Patient-specific, soft hydrogel electrodes address a major limitation of one-size-fits-all neural interfaces by improving surface contact and.
A device-based cohort study of over 72,000 people found that increasing daily steps lowers mortality and cardiovascular disease risk, with peak benefits around 9,000–10,000 steps per day.
Why it matters The findings quantify a practical, low-cost behavior—walking—that substantially reduces mortality and CVD risk even for highly sedentary individuals.
Evaluation of PSA screening trends highlights improved detection using PSA plus MRI, evidence that biparametric MRI is noninferior to multiparametric MRI, and reduced infections with transperineal biopsy.
Why it matters Findings point to practical shifts in prostate cancer screening and diagnostic workflows that affect clinical outcomes, technology adoption, and.
