An updated edition of the July 11, 2025 article.The world’s population is aging fast, reshaping the way healthcare systems, investors and corporations think about long-term growth. According to the World Health Organization’s 2024 update, the number of people aged 60 and older first surpassed children under five in 2020- a demographic milestone that signals a profound shift. By 2050, nearly 22% of the global population will be over 60 and close to 80% of older adults will live in low- and middle-income coun ...