Longevity Escape Velocity (LEV) is a hypothetical concept in aging research. This article explains what it means, why it is debated, and what it does and does not mean for adults 45+ today.
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.
A practical morning routine can support light exposure, movement, hydration, and consistency. This guide keeps the focus on simple habits, not longevity promises.
