BMJ: “Ulf Ekelund and Thomas Yates: “Sit less—move more and more often”: all physical activity is beneficial for longevity”
https://blogs.bmj.com/bmj/2019/08/21/ulf-ekelund-and-thomas-yates-sit-less-move-more-and-more-often-all-physical-activity-is-beneficial-for-longevity/