How to Rapid battery drain in iOS 7

Many people are finding iOS 7 is more power hungry than iOS 6 was. You can find some general help by referring to, but there are also a couple of iPhone specific fixes worth considering.
Potential solutions:

• Disable the parallax effect that gives the home screen that 3D look by going to Settings > General > Accessibility > Reduce Motion.
• Turn off the background app refresh for at least some of your apps by going to Settings > General > Background App Refresh.
• Turn off AirDrop by swiping up from the bottom of the screen and selecting the toggle in the Control Center.
• Go to Settings > Notification Center and toggle off any apps that you don’t want to include.