People Who Live to 100 Have One Thing in Common – And It's Not Just Diet

2026-07-08T00:35:11.000Z A study of people living in Sardinia, Italy – one of the world's so-called 'Blue Zones', where people may be more likely to celebrate their 100th birthday – found that an overlooked factor might be just as important: personality. Read on below, and follow ScienceAlert for more evidence-based health news.