What’s Changed About Life Expectancy—and Why It Matters People are living longer nowadays. According to the Centers for ...

(Andrey Sayfutdinov/iStock/Getty Images Plus) A worrying health pattern for some of the Gen X and Millennial crowd has been ...

A person's age is one of the best predictors of how much longer they are likely to live. This is the main idea behind life expectancy. Life expectancy is a statistical measure of how long a person is ...