Google Play Services is being updated with a bunch of features. The latest version adds improvements to Analytics, Drive and the newly-released Google Fit.
Google has announced a major update to Google Play Services to all the Android devices worldwide. The 5.0 update to Google Play Services brings support to Android Wear. This will bring new APIs that will let developers connect their apps to wearable devices running Android Wear. It will also allow them to easily sync information between their phone apps and wearable devices.