41 studies
Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
Anti-Inflammatory Foods May Lower Frailty Risk as You Age
Certain blood metabolites tied to fruits, vegetables, nuts, and legumes were linked to lower frailty risk in nearly 10,000 Canadian adults aged 45-85. The protective effect worked partly by reducing inflammation markers. On the flip side, a high omega-6 to omega-3 ratio and processed meat metabolites were tied to higher frailty risk through increased inflammation. The study tracked participants over three years, connecting dietary patterns to measurable metabolic changes.
Resistance Training Plus Amino Acids Beat Either Alone for Muscle in Older Women
In healthy women aged 65 and older, combining resistance exercise with essential amino acid supplements for 12 weeks increased muscle mass more than doing either one alone. The combo group also showed the biggest improvements in fitness tests and the best shift in muscle-related hormones. Inflammatory markers dropped too, with one key marker only declining in the combined group. Each intervention helped on its own, but pairing them produced clearly stronger results.
How Excess Fructose May Damage Far More Than Just Your Liver
This review pulls together evidence showing fructose does more than add calories. It triggers a chain reaction: uric acid buildup, mitochondrial stress, and fat storage signals that affect the liver, kidneys, pancreas, gut, heart, lungs, and brain. The damage traces back to how fructose is processed differently than glucose, depleting cellular energy and driving inflammation. Animal and human studies both point to fructose overload as a metabolic disruptor across nearly every organ system.
Caloric Restriction Slows Aging Most in the Heart and Metabolism
Cutting calories doesn't slow aging evenly across all organs. In a two-year trial, 185 adults were randomly assigned to caloric restriction or normal eating. The caloric restriction group aged about one year less in their cardiovascular and metabolic systems over 24 months. Kidney aging, however, didn't budge, and liver aging only slowed modestly at the two-year mark.
Mediterranean Diet Linked to Lower Death Risk Across 1.8 Million People
Pooling 54 studies with over 1.8 million participants, each one-point bump on a Mediterranean diet score was linked to a 4% lower risk of dying from any cause. The studies covered diverse populations worldwide, with follow-up periods ranging from 2 to 60 years. Evidence certainty was rated moderate, meaning the association is fairly reliable but not ironclad.
Fish-Eaters and Vegetarians Show Slower Biological Aging Than Regular Meat-Eaters
Among over 400,000 UK adults, people who ate fish but little meat aged the slowest biologically. Vegetarians came in a close second. Regular meat-eaters aged fastest by two different biological age measures. These patterns held up over time too. People who stuck with low-meat, fish-based, or vegetarian diets saw their biological aging slow down compared to consistent meat-eaters during follow-up.
Disclaimer: Research summaries are provided for informational purposes only and do not constitute medical advice. Always consult a qualified healthcare professional before making changes to your health routine.
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