Please check your settings to see if any were set without your knowledge.
If it is none there please restart your surge.
- Press and hold the Home and Select buttons (left and bottom right) on your Fitbit Surge for 10 to 15 seconds, until you see the screen flash or start to dim.
- Let go of the buttons.
- After your screen turns completely off, wait 10 seconds and press the Home button to turn your Surge back on.