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# TWIL #57
- URL: https://www.mattrutherford.co.uk/twil-57/
- Published: 2025-02-09T07:50:45.000Z
- Updated: 2025-02-09T07:50:44.000Z
- Description: Every week, I share something I learned in the previous seven days.
- Author: Matt
- Tags: TWIL

Every week, I share something I learned in the previous seven days. I usually find these while I'm putting my weekly newsletter together but somehow, they don't quite fit! 

This week I learned that my sleep is regulated by a little blue dot in my brain. 

[How the brain’s little blue dot regulates your sleepThe locus coeruleus is emerging as a major new area of research interest, with many important functions such as regulating our attention and sleep.![](https://storage.ghost.io/c/c2/2e/c22ecd6b-9412-4701-b914-97051141e207/content/images/icon/apple-touch-icon-6.png)BBCDavid Robson![](https://storage.ghost.io/c/c2/2e/c22ecd6b-9412-4701-b914-97051141e207/content/images/thumbnail/p0kncw45.jpg)](https://www.bbc.com/future/article/20250131-how-the-brains-blue-dot-regulates-your-sleep?ref=mattrutherford.co.uk)

## 👓 More from Matt? 

Weekly writing on self-development and joy, with a sideline in curiosity and music.

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