> ## Content Index
> Fetch the complete content index at: https://www.cascadepbs.org/llms.txt
> Use this file to discover other available public pages before exploring further.

# Why Do We Dream?
- URL: https://www.cascadepbs.org/show/its-okay-be-smart/episode/why-do-we-dream-hyrhe1/
- Published: 2024-04-02T23:16:50.000Z
- Updated: 2025-08-20T09:55:48.000Z
- Description: We explore why we dream.
- Author: Cascade PBS Staff
- Tags: Be Smart, Season 9, Episode 16, #ZZZ_Episode_0556047e-6321-47b3-8ed6-cdb48099a3a6, #episode, #ZZZ_Show_dc38a6e9-266e-43c1-b647-45e7445fad27, #v1.16

It would be a lot easier to study the science of dreaming if we weren’t asleep every time we did it. Why do we dream? What does dreaming do for our brains? How did dreaming evolve? Here’s a look at the current theories from psychology and neuroscience.