Learn Korean with News: How to Improve Your Concentration - Overcoming 'Popcorn Brain' Hello, Korean learners! It's Soona. How many short-form videos like TikTok, Reels, or Shorts do you watch in a day? Recently in Korea, there has been a growing concern over the '팝콘 브레인' (Popcorn Brain) phenomenon. Because our brains are constantly exposed to fast, highly stimulating digital content, many modern people are finding it incredibly difficult to concentrate on slow, deep tasks li