Nutrition
The human gut microbiome—the 38 trillion bacteria and other microorganisms living in your digestive tract—is one of the most important determinants of health throughout life. In older adults, the microbiome undergoes predictable changes that have significant consequences for immunity, inflammation, metabolism, and even brain function. The good news:
Nutrition
Intermittent fasting (IF) has moved from fringe dietary practice to mainstream medical interest, driven by growing research on its metabolic effects and potential longevity benefits. For adults over 55, the evidence is genuinely promising—but it comes with important caveats that deserve honest examination. What Fasting Does to the Body
Metabolic Health
Prediabetes affects 88 million American adults—more than 1 in 3—and 84% are unaware of their status. An HbA1c between 5.7% and 6.4%, or fasting glucose between 100 and 125 mg/dL, qualifies as prediabetes. The traditional medical response has often been to “watch and wait.” This
Nutrition
Walk into any health food store and you’ll face walls of supplements promising to reverse aging and extend life. The reality is considerably more sobering. Most supplements sold in the United States have limited or no rigorous clinical trial evidence. But some do. What the Evidence Strongly Supports Vitamin
Nutrition
If there is one eating pattern that scientists, cardiologists, and gerontologists agree on, it is the Mediterranean diet. After decades of research spanning millions of participants, the evidence is clear: this way of eating is among the most powerful tools available for extending healthy life after 55. What the Research