Why You Dream About Ads (And Can Brands Plant Them?)

Last night, you were inside a commercial. Why does your sleeping brain run ads for things you never wanted, and can brands really plant them in your dreams? In this video: day residue and the dream-lag effect, the Tetris effect (Stickgold et al., 2000), a maze study where dreamers improved about ten times more (Wamsley et al., 2010), a 2025 survey about ads in dreams (and why it is only a hint), and the 2021 Coors "dream ad" stunt: 18 people, 12 of them paid actors. CHAPTERS 0:00 The commercial in your sleep 0:32 Leftovers from yesterday 1:15 The Tetris effect 2:16 Why ads stick 2:54 The maze that came back in dreams 3:34 How common is it? 4:04 Can brands plant dreams? 5:32 What to do tonight SOURCES Tetris dreams (Stickgold, Science, 2000): https://www.scientificamerican.com/ar... Dreaming and learning (Wamsley et al., Current Biology, 2010): https://blogs.scientificamerican.com/... Day residue and the dream-lag effect (Nielsen): https://www.psychologytoday.com/us/bl... Dream incubation and advertising (Haar Horowitz, Stickgold, Zadra): https://aeon.co/essays/dreams-are-a-p... Coors dream ad, expert reactions: https://gizmodo.com/no-brands-cant-ta... Coors dream ad, participant numbers: https://geneticliteracyproject.org/20... 2025 survey of 1,101 Americans aged 18-35 (run by a marketing agency, self-reported): https://the-media-image.com/insights/... This video is for education and entertainment, not medical advice. #dreams #sleepscience #psychology