Watching a movie while also scrolling TikTok? 'Popcorn brain' is real — but you can retrain your brain to focus.

Source: Business Insider

Popcorn brain is when you inattentively switch from one activity to another. vladans/Getty ImagesPopcorn brain is when you jump from one thought or activity to another with little attention. For example, while watching a movie you check your phone and end up also watching a TikTok video.