The World Around Us Shapes The Health Within Us

BusinessPolicyThe World Around Us Shapes The Health Within UsByBill Frist,Contributor.Forbes contributors publish independent expert analyses and insights. I cover global and domestic health care and conservation.Follow AuthorMay 29, 2026, 01:07pm EDT--:-- / --:--This voice experience is generated by AI. Learn more.This voice experience is generated by AI. Learn more.I spent much of my life looking inside the human body.Under the bright lights of the operating room, with a knife in my hand and a human heart before me, I learned to read the signs of disease in muscle, tissue, and blood flow. I saw it in scarred lungs, narrowed arteries, inflamed valves, and weakened hearts struggling to do what hearts are meant to do. Just outside the door, families waited in that familiar space between fear and faith, hoping that skill, judgment, and grace would be enough.The author and surgical team conducting a heart transplant in the first years of the Vanderbilt Transplant Center. Today, the Center is the busiest heart transplant center in the world.John Howser, Vanderbilt University Medical CenterAs a heart and lung transplant surgeon, I was trained to focus on the person in front of me: the anatomy, the diagnosis, the procedure, the immediate crisis. Yet over time, as I cared for patient after patient and watched the same patterns return, I began to understand something larger. The illnesses I was treating did not begin on the operating table. They did not begin when a patient arrived at the hospital short of breath, or when a scan revealed a mass, or when a blocked vessel demanded urgent intervention. In so many cases, their roots stretched much farther upstream, into the conditions of daily life and the world people moved through long before they ever entered my care.They were shaped by the quality of water, the nourishment or emptiness in food, the burden of extreme heat, the weight of chronic stress, the condition of neighborhoods, and the health of the natural systems in...