Bingo #: B9
Prompt: concussion

What is this shimmering border the world has adopted? What is this blackness slowly encroaching upon my line of sight? This is happening so quickly. But a few moments ago, I was strong, without ailment, making my precarious way down the face of the cliff behind Turambar.

And the rock fell. The aching in my jarred skull has only just begun. As the darkness grows, my fingers become numb even as they grip the rock. I fall.

What is this crushing sensation given by the rapid current as it drags me under?