What’s a Blue Zone? Loma Linda, California, Is One! A Blue Zone is a region where people frequently live past 100 while maintaining a high quality of life. Unlike the average American in their 60s or 70s—often sedentary and struggling to move—those in Blue Zones remain active, even into their 100s. In Loma Linda, California, a Blue Zone here in the U.S., people thrive in old age. They’re still: Gardening Golfing Playing tennis Shepherding Raising cattle It’s a lifestyle centered on movement, pur