Thinking in any capacity burns energy. The "harder" you're thinking/focusing, the more energy you burn. An interesting example is high-performing chess players

Thinking in any capacity burns energy. The "harder" you're thinking/focusing, the more energy you burn. An interesting example is high-performing chess players: https://www.npr.org/2019/09/18/762046422/the-chess-grandmasters-diet https://www.npr.org/2019/09/18/762046422/the-chess-grandmast... If you're super focused/engaged with social media, you're brain is burning energy.