Why does my iPhone 4 keep turning the volume off?

[iMore Question]

Why does my iPhone 4 keep turning volum off

iPhone 4 keeps going to silent

 

[qbnkelt]

Re: Why does my iPhone 4 keep turning volum off

Has it been dropped? Did it suddenly start doing that? If you've tried a reboot and it hasn't fixed it, might consider taking it to an Apple store.

Sent from my......nah....you guess........