Feb 24, 2026Heat Stress and Aging: Why Older Adults Are More Vulnerable and How to AdaptThermoregulatory capacity declines with aging: sweating onset is delayed, cardiovascular reserve is reduced, and thirst is blunted. This article covers why older adults face higher heat mortality risk and what evidence supports safe heat adaptation.
Feb 24, 2026Sodium-Potassium Balance in Aging: The Dietary Lever for Blood Pressure and Vascular HealthThe ratio of dietary sodium to potassium is a more powerful predictor of cardiovascular risk than sodium intake alone. This article reviews the evidence for the Na/K balance as a therapeutic target and practical approaches to correction.
Feb 21, 2026Dehydration in Aging: Why Thirst Fails and How to Stay Ahead of ItThirst sensitivity declines with age, making chronic underhydration common and underrecognized. This article covers the physiological changes that increase dehydration risk and the evidence-based strategies to counter them.