For hundreds of thousands of years, the average life span was around 30 years. Over the past 200 years, life expectancy has increased rapidly. Today, the average life expectancy for people around the world is over 70 years!

This image and data are thanks to Max Roser (2018) – “Life Expectancy”. Published online at OurWorldInData.org. Retrieved from: ‘https://ourworldindata.org/life-expectancy’ [Online Resource]