CLEVELAND, Ohio — Americans lived slightly longer in 2023 as compared to 2022, according to a new mortality report from the CDC. Last year, life expectancy at birth was 78.4 years for the total U.S. population, an increase from 77.5 in 2022, the CDC report said. For men, life expectancy increased by a year from 74.8 in 2022 to 75.8 in 2023. For women, life expectancy increased 0.9 of a year from 80.2 in 2022 to 81.1 in 2023. The report presents final 2023 U.S. mortality data on deaths and death rates by demographic and medical characteristics, the CDC said.