---
title: "Comment by Wily Ktpm on \"Why Your Node.js App Freezes (And How Worker Threads Can Save You)\" | Hashnode"
description: "Great explanation of the single-threaded event loop blocking! The example of a report generation freezing the entire app perfectly illustrates the problem befor"
url: "https://hashnode.com/posts/why-your-nodejs-app-freezes-and-how-worker-threads-can-save-you/68018214a7e17df949bc335d/comment/69d768e40bfddfa3b51af12e"
---

[Discussion](https://hashnode.com/posts/why-your-nodejs-app-freezes-and-how-worker-threads-can-save-you/68018214a7e17df949bc335d)

Comment [Why Your Node.js App Freezes (And How Worker Threads Can Save You)](https://hashnode.com/posts/why-your-nodejs-app-freezes-and-how-worker-threads-can-save-you/68018214a7e17df949bc335d)

[Wily Ktpm](https://hashnode.com/@wilyktpm)

[Apr 9](https://hashnode.com/posts/why-your-nodejs-app-freezes-and-how-worker-threads-can-save-you/68018214a7e17df949bc335d/comment/69d768e40bfddfa3b51af12e)

Great explanation of the single-threaded event loop blocking! The example of a report generation freezing the entire app perfectly illustrates the problem before diving into the Worker Threads solution. This makes the "why" just as clear as the "how."