Currently Being ModeratedFeb 1, 2013 10:03 AM (in response to Candicelaine)
That's not normal. The display should sleep when you hold the device to our ear. Try a reset. Press the Sleep/Wake button and Home button for ten seconds until the Apple logo appears. Note: No data will be lost
Currently Being ModeratedFeb 1, 2013 10:55 AM (in response to Candicelaine)
Do you have a case or screen portector on your phone? One or both may be occluding your proximity sensor.