How We Score
How we vet the research — transparency first
How caloric restriction reshapes bones and fat—and where it happens matters
Caloric restriction causes fat to accumulate inside bones in specific locations, and this appears to be part of how the body adapts to fasting rather than a harmful side effect—but …
How Calorie Restriction Reshapes Cell Fats in Ways That Protect Blood Vessels
This study identifies a promising fat-based marker that might help doctors assess vascular aging and measure whether calorie restriction is working, though more human research is needed before clinical use. …
Can Goji Berry Extract Extend Lifespan? Lab Study Shows Promise in Worms
This study shows goji berry extracts can slow aging in laboratory worms by tweaking how cells handle stress and fat—a promising signal for basic science, but we need much more …
Why Aging Isn't One Problem—It's Many Connected Ones
This paper makes a smart argument that aging isn't caused by one thing we can fix, but by many connected problems working semi-independently. It explains why we haven't found a …
How Our Hearts Age: A Roadmap to Understanding and Reversing Cardiovascular Aging
This is a well-organized summary of why hearts age and what treatments show promise—useful as a reference guide, but it's a curated overview, not new proof that any treatment actually …
How fruit fly genes reveal secrets of heart aging
This fruit fly study identifies a promising gene involved in heart aging that warrants follow-up, but the findings are preliminary and unverified. Don't expect medical applications soon, but it's solid …
How Caffeine Might Extend Life by Boosting Fat Breakdown
This is an interesting mechanistic clue about how caffeine might work at the cellular level, but it's based on worm studies and doesn't yet tell us whether caffeine actually extends …
Why some people live to 100: Lessons from centenarians' immune systems
Centenarians don't have unchanged immune systems—they have *different* ones that have adapted well to aging. This suggests we should design anti-aging drugs to help our bodies age *smarter*, not just …
Could LSD Help Us Live Longer? Early C. elegans Study Suggests Yes
This early worm study suggests LSD might slow aging through metabolism changes, which is intriguing for science. But it's far too preliminary for any human application—think of it as a …
Can blocking SIRT2 slow aging in the pancreas?
This lab study hints that blocking a protein called SIRT2 might slow aging damage in pancreas tissue, but it's very early-stage work in rats. We'd need much more research, including …
How Cellular Powerhouses Control Aging and Lifespan
This paper makes a compelling case that cellular organelles—like mitochondria—coordinate with each other to control aging, and that boosting this coordination could be key to living longer. However, it's a …
Can gene therapy slow aging? A review of current evidence and real challenges
Gene therapy shows promise in slowing aging in animals, but we're nowhere near proven human treatments. This review honestly maps the science and the real obstacles—immunogenicity, off-target effects, and regulatory …
How Liver Health Shapes Aging and Longevity
This paper proposes the liver as a master control for aging and surveys evidence that many proven life-extension methods work by protecting liver health. It's a valuable organizational framework for …
Blood as a window and tool for reversing aging: what recent research reveals
Blood composition reflects and drives aging. Young blood can partially reverse aging in animals, opening a new therapeutic avenue—but we're far from knowing if this works safely in humans or …
How Too Much Salt Ages Your Blood Vessels—and a Drug That Might Fix It
This mouse study suggests that eating too much salt prematurely ages blood vessel cells, and a drug that clears these aged cells can restore vessel function. While promising, human trials …
How mitochondrial hydrogen peroxide can either harm or help cells live longer
This yeast study shows that small amounts of cellular stress (from hydrogen peroxide) can actually make cells live longer, challenging the idea that all oxidative stress is bad. The findings …
Why Long-Living Animals Hold Clues to Human Aging
A thought-provoking argument that aging research should study cells' internal structures in long-lived animals rather than focusing only on genes. It's a good direction-setting idea, but there are no new …
How a cellular energy molecule could slow kidney damage from diabetes
This review identifies a promising mechanism (NAD+ and SIRT3) that protects kidney cells from diabetes damage in lab studies, but warns that no human clinical trials have yet proven it …
Rethinking Oxidative Stress and Aging: Why ROS Isn't Simply the Enemy
This review reframes aging as a failure of cellular quality-control systems rather than simple toxin buildup, suggesting future anti-aging therapies should repair broken machinery rather than just eliminate reactive molecules. …
How gut bacteria and brain signals control lifespan in worms
A clever study showing that worm brains can sense which bacteria they eat and adjust aging signals accordingly. The findings are intellectually interesting but remain in worms—don't expect human treatments …