
Blue Zones: Why the world’s longevity hotspots may not be all they seem
Shimmering blue waters off the coast of Ogliastra, Italy Walk the shores of Ogliastra in Sardinia, an Italian island with crystal-clear waters and pink hillside flowers, and you’ll see families eating fresh fish, people working the land and older couples strolling the hills. You might also see an unusual number of centenarians. This area of…