Every time I run, my ankle starts to hurt and I can barely walk. Does anyone have this or know why?

This happens if I run any more than about 800 meters. I was wondering if this happens to anyone else or if they know whats going on. or:This happens i

This happens if I run any more than about 800 meters. I was wondering if this happens to anyone else or if they know what's going on.

or:This happens if I run any more than about 800 meters. I was wondering if this happens to anyone else or if they know what's going on.

Tags:ankle,