Vocal Solitude: Why We Talk to Ourselves and the Neuroscience of the Inner Room

Most of us wait until we are entirely alone behind closed doors to speak our thoughts aloud, terrified that someone might catch us talking to ourselves. Yet, solitary vocalization is one of the most universal human behaviors, secretly practiced by millions across the globe.

Far from being a symptom of cognitive decline or instability, speaking to an empty room is a sophisticated neurological tool. When you vocalize a thought, you force your brain to slow down and process abstract anxieties t...