TL;DR Custom Hooks allow you to share logic between components without duplicating code, making it easier to manage state and side effects. They're reusable building blocks that can be created by wrapping existing hooks with custom functionality. Reusability Unleashed: Custom Hooks in React As developers, we've all been there - staring at a complex piece of code, trying to figure out how to extract the logic that's making it tick. In React, one of the most significant challenges is managing state and side effects across components. But what if you could encapsulate this complexity into reusable building blocks? Enter Custom Hooks.