Apple Releases iOS 8.2
Just as they said at the media event, Apple has today released iOS 8.2. This version includes a few minor improvements, Health app fixes, and support for the Apple Watch. It’s file size is slightly large, coming in at about 500MB on an iPhone 6 running iOS 8.1.3.
You can update to the latest version under Settings > General > Software update > iOS 8.2.