Multitasking Feels Good, But May Not Be Good for You
If you’re reading this while streaming a TV show and writing a note to your partner, you might want to stop. Contrary to popular belief, people are less efficient—not more—when they multitask. Your brain can only do one thing at a time, says Zientz. “When you multitask, you force it to bounce back and forth, which causes a great deal of stress on the brain.” Cortisol levels rise, and too much of the hormone is toxic to neural function.