The little cul-de-sac in the neighborhood where I live is falling apart. Not the streets, the driveways nor the houses, but the people. Just like me, most of my neighbors are on the other side of 50. Collectively we have been sharing a number of non-lifethreatening ailments and injuries that would keep a small cadre of doctors, pharmacists and physical therapists busy for the next year. The wear-and-tear injuries seem to be numerous—torn rotator cuffs, torn Achilles tendons and carpal tunnel syndrome. Whether from repetitive motion at work or play, after 50-plus years our bodies are finally talking back to us. It’s a sign of the times—while watering lawns, conversations turn to sharing the names of our favorite physical therapists. Next, we have the broken bones, quite often due to a fall. Now give us some credit as you read this—we are able-bodied people who generally don’t have issues with falling unless we have one too many chardonnays. Indeed our unsteadiness comes from a...