diff --git a/docs/State.md b/docs/State.md
index 9f4b644e1e6..f9e62c2b081 100644
--- a/docs/State.md
+++ b/docs/State.md
@@ -53,8 +53,9 @@ class BlinkApp extends Component {
 AppRegistry.registerComponent('BlinkApp', () => BlinkApp);
 ```
 
-In a real application, you probably won't be setting state with a timer. You might set state when you have new data arrive from the server, or from user input. You can also use a state container like [Redux](http://redux.js.org/index.html) to control your data flow. In that case you would use Redux to modify your state rather than calling `setState` directly.
+In a real application, you probably won't be setting state with a timer. You might set state when you have new data arrive from the server, or from user input. You can also use a state container like [Redux](http://redux.js.org/index.html) to control your data flow. In that case you would use Redux to modify your state rather than calling `setState` directly. 
 
-State works the same way as it does in React, so for more details on handling state, you can look at the [React.Component API](https://facebook.github.io/react/docs/component-api.html).
+When setState is called, BlinkApp will re-render its Component. By calling setState within the Timer, the component will re-render every time the Timer ticks.
 
+State works the same way as it does in React, so for more details on handling state, you can look at the [React.Component API](https://facebook.github.io/react/docs/component-api.html). 
 At this point, you might be annoyed that most of our examples so far use boring default black text. To make things more beautiful, you will have to [learn about Style](docs/style.html).