This was in multi-player, I am not sure if this affects single-player. The problem is, is that if you sprint, your FOV glitches and buggs, and the sprint glitch that already existed is now much worse, every time you sprint you get the bug/glitch. I dont have a crash report.
Environment
OS: Windows 7
Using 64-bit Java
Duplicate of MC-4098, please use the search function to see if your bug has already been submitted. Currently over 58% of tickets are being closed as duplicate.