Life isn’t just about how long we live; it’s about how well we live it. We often hear about increasing our lifespan, but is a longer life worth it if we can’t move and become dependent on others? What’s equally, or even more important, is enhancing our healthspan—the period during which we enjoy a good quality of life. From what I’ve observed when talking to older people, they care more about “improving the quality of their life” than “living a longer life”