So much pain on the walk home...

I've joined this forum, specifically to ask about the pain I'm suffering on the walk back from the gym, so here's hoping....

When at the gym, I'm fine, just the usual aches, esp on back day.
On the walk home however, it's a different story, just a few minutes from the gym, I'm struggling to walk, the pain is 'accross' the ankles on the top of the foot, and increases or 'spreads' towards the shins, making moving the foot and ankles almost impossible, which results in something between a...

So much pain on the walk home...