HAVANA: Until recently, 26-year-old Cuban Alejandro Beltran was among a rare breed of Cubans with two left feet. That embarrassing predicament, he said, led him to seek out salsa dancing lessons with ...

The so-called 'blue zones' have garnered much interest, understandably. Why would you not want to know the secret of hotspots around the world that have an unusually high number of centenarians? If ...