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 ...

The Japanese population is known for its longest life expectancy (LE) at birth. Extensive studies have been conducted on the physical health of the Japanese population, mainly on mortality outcomes.

Japan’s high life expectancy has captured global attention, with many of its citizens reaching their 100th birthdays and beyond. This longevity stems from a combination of cultural habits, diet, ...

Having a greater number of missing or decayed teeth has been linked to a shorter life expectancy in a new study.