Matthew O'Connor

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Healthspan Horizons
The Buck Institute for Research on Aging today announced the launch of Healthspan Horizons, a new initiative designed to address one of the most urgent challenges in modern medicine: how to measure, understand, and extend healthspan—the years of life spent in good health. People are living longer—but too many of those added years are spent managing...
NOVA 2026
For the first time, the Neuroscience of Vitality and Aging (NOVA) Conference is bringing together leaders from across neuroscience, biotechnology, policy, and investment to examine one of the most urgent questions in medicine today: how to preserve brain health across the lifespan and accelerate progress against neurodegenerative disease. Hosted by the Aging Initiative, a nonprofit...
Horoscope prescription
Imagine this pitch: a simple cheek swab or blood spot mailed from home tells you not your birthday but your “true” biological age - the number that supposedly reflects your real health trajectory. Patients increasingly walk into clinics clutching these reports, convinced they’ve discovered the secret to their future. It’s an appealing idea. Aging is...
A new study has found a negative association between unprocessed meat consumption and cognitive decline in carriers of the “pro-Alzheimer’s” APOE ε4 allele. This counterintuitive connection might have something to do with human evolution [1]. The meat connection The APOE gene, which produces apolipoprotein E, a protein central to lipid transport in the brain and...
Tau tangles
Researchers publishing in Cell Reports Medicine have described the development of a lipid nanoparticle (LNP) that delivers mRNA to neurons in order to stop the formation of tau aggregates and fight Alzheimer's disease. Tau and amyloids Amyloid beta deposition between neurons and tau aggregation within neurons are both hallmarks of Alzheimer's disease, and evidence suggests...
Hassled person
A new study reported an association between having more problematic people in close networks and increased biological aging [1]. A look into the dark side Social connection has been discussed as a factor essential for well-being, reduced epigenetic aging, and inflammatory signaling [2, 3]. However, the dark side of social connections, relationships that are toxic...