Why Time Speeds Up As You Age

You are not imagining it — the years really do feel shorter. But the reason is not what most people think. Your brain does not measure time. It measures memory. And once you know that, you can slow your years back down. SOURCES • Paul Janet's proportion theory (1877); see J. Wearden, "Why does time seem to speed up as we get older?" (2022) • William James, The Principles of Psychology (1890) — the "hollow years" • Mangan, Bolinskey & Rutherford (1997), Society for Neuroscience abstract — age and time estimation • Stetson, Fiesta & Eagleman (2007), PLoS ONE — "Does Time Really Slow Down During a Frightening Event?" • Claudia Hammond, Time Warped (2012) — the holiday paradox • Adrian Bejan (2019), European Review — presented in the video as an unproven theory