Life in a Day (2011 film) part of the "elite" and to show the intricacy and strangeness of the seemingly mundane." Macdonald began his "Around the world in 80,000 clips" article in "The Guardian" by posing the questions, ""What do you love? What do you fear? What's in your pocket?"" and explaining that "one day last summer, I asked ordinary people around the world to answer those three questions and spend a day filming their lives." The 80,000 individual clips received amounted to 4,500 hours of electronic footage. Macdonald explained that about 75% of the film's content came from people contacted through YouTube, traditional advertising, TV
Life expectancy reaching adulthood. During the Industrial Revolution, the life expectancy of children increased dramatically. The under-5 mortality rate in London decreased from 745 in 1730–1749 to 318 in 1810–1829. Public health measures are credited with much of the recent increase in life expectancy. During the 20th century, despite a brief drop due to the 1918 flu pandemic starting around that time the average lifespan in the United States increased by more than 30 years, of which 25 years can be attributed to advances in public health. Human beings are expected to live on average 30–40 years in Swaziland and 82.6 years