My HTC Desire C G-Sensor is not as responsive?

It hasn't broke but when I was on doodle jump the G-Sensors was not responding there not responding quick enough? The G-Sensor are slow. What do I do? Thanks. The phone wasn't like this last week? The G-Sensors have just started playing up today? Help
Update: That surprisingly work! As I tried that last night and nothing happens!
2 answers 2