Healthspan vs. lifespan after 45: What does living well mean to you?
Healthspan is the number of years you remain healthy and functional — distinct from lifespan. This article explains the difference and what adults 45+ can do to support both.
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Five Longevity Voices: How to Evaluate Their Advice
Compare five longevity voices by their field, evidence, limitations and financial interests. Use the guide to evaluate claims, not as a treatment recommendation.
Advanced Biomarker Tests After 45: What’s Worth Tracking?
Compare advanced biomarker tests, their limitations, and questions about clinical usefulness, repeat testing and costs to discuss with a clinician.
Morning Sunlight and Circadian Rhythm After 45
Explore morning light and sleep timing, individual differences, safety considerations, and a simple routine diary without fixed-dose promises.