Habits & practices
Diet, salt, self-talk and the Blue Zones.
4 pages, each grading the claims by what the studies found. How we grade.
Longevity & agingAre the Blue Zones Real? The Age-Record Debate, Both SidesDo people in the Blue Zones really live longer, or are the records wrong? The critique, the response, and what holds either way.Longevity & agingThe Blue Zones Diet and Habits, Graded by the EvidenceEach Blue Zones habit — moving, purpose, plants, the 80% rule, wine, faith, social ties — graded by the studies behind it.Heart & cholesterolDoes Cutting Salt Lower Blood Pressure? (VitalBP’s “Mistake”)An ad lists cutting salt among blood-pressure mistakes. Double-blind trials and 133 pooled trials say less salt lowers blood pressure.Mood & mental healthSelf-Talk and the Brain: What the Studies ShowSelf-talk improved sports performance and eased stress in experiments, and changed brain activity in scans. “Brain cells” goes beyond the evidence.
“Blue Zones” and “Power 9” are trademarks of Blue Zones, LLC. This site is not affiliated with or endorsed by Blue Zones, LLC; we name the research only to grade it.