Americans are living longer. Mississippi's life expectancy is lower than the national average. Why? Map shows counties where ...

Mississippi has one of the nation's lowest life expectancies. Learn why residents die years earlier than the US average. Which county has best lifespan?

A new San Diego County study reveals that while residents are living longer overall, life expectancy varies dramatically ...

San Diegans are expected to live an average of 81.5 years, with the number varying by where in San Diego they life.

San Diego County's Community Health Statistics Unit released new data, saying county residents are living slightly longer than Americans and Californians.