NAGANO—Okinawa Prefecture once boasted the longest life expectancy in the country, but it has now dropped well out of the top 10.

Okinawan men fell from first to 43rd while women slipped to 16th in the last life expectancy survey, a slide that is expected ...

Singapore tops the 2025 “healthiest country” rankings, but places like Japan still lead in life expectancy. Learn why “healthiest” and “longest‑lived” aren’t always the same, and what this means for ...