Table of Contents What Is NAD+ and Why Does It Matter? Does NAD+ Actually Decline After 30? Why Does NAD+ Decline With Age? Can the Decline Be Slowed or Reversed? Practical Steps to Support NAD+ Levels After 30 References and Resources Frequently Asked Questions Conclusion TL;DR: NAD+ levels do appear to decline with age, with…
Table of Contents What Is Autophagy and Why Does It Matter for Aging? How Autophagy Works at the Cellular Level Fasting, Exercise, and Autophagy: What the Evidence Shows The Autophagy–Muscle Trade-Off Supplements and Autophagy: Lower-Confidence Options Expert Opinions and Scientific Evidence References and Resources Is Autophagy the Key to Longevity? TL;DR: Autophagy is a real…
Table of Contents What Is mTOR and Why Does It Matter for Aging? What the Evidence Actually Shows Transient vs. Chronic mTOR Inhibition: A Critical Distinction Practical Ways to Modulate mTOR Risks and Limitations References and Resources Frequently Asked Questions Conclusion Does mTOR Inhibition Extend Lifespan? TL;DR: Reducing mTOR activity consistently extends lifespan in animal…
Table of Contents Introduction: The Link Between Walking Speed and Mortality Understanding Walking Speed as a Mortality Marker How Walking Speed Serves as a Mortality Indicator Practical Implications and Everyday Use Research Evidence Supporting Walking Speed as a Predictor References and Resources Introduction: The Link Between Walking Speed and Mortality TL;DR: Yes, walking speed can…
Table of Contents Introduction Understanding the Connection Between Grip Strength and Frailty How Grip Strength Predicts Frailty: What the Research Shows Practical Implications: Using Grip Strength as a Frailty Indicator Limitations and Considerations in Predicting Frailty References and Resources Introduction TL;DR: Yes, grip strength can help predict frailty because weaker grip strength is consistently linked…
Table of Contents Understanding Frailty and Its Significance How Does Frailty Predict Mortality Risk? Assessing Frailty and Its Impact on Mortality Practical Applications and What Frailty Means in Care References and Resources Yes, frailty does predict mortality risk. Frailty is one of the clearest clinical markers of reduced resilience in older adults, and research suggests…
Table of Contents Understanding Frailty: An Introduction Is Frailty a Medical Condition or a State? How Do We Recognize Frailty? Signs and Symptoms What Causes Frailty? Factors and Risks Managing and Preventing Frailty References and Resources Understanding Frailty: An Introduction Frailty is a clinical syndrome marked by reduced strength, endurance, and physiological reserve, making a…
Updated July 2026: I’ve been monitoring the latest breakthroughs in aging research, and in my recent research, I’ve come across exciting developments from 2024-2025 that are reshaping our understanding of what causes aging. Notably, new studies highlight the role of mitochondrial dysfunction and epigenetic modifications as primary drivers, with cutting-edge therapies targeting these factors showing…