“Her legs were fine. It was everything else that quit.” That line came from a Chicago strength coach describing a

Imagine two versions of the same shoulder. In the first version, you are cleared by your physical therapist. You can

The cut looked routine. A recreational basketball player plants the right foot to change direction, the same move made ten

It returns at mile four. The first three miles feel like proof that the rehab worked: the quad sets, the

It is the morning of week six. You swing your legs out of bed and brace for the electric line

It is 11:42 AM in our Chicago exam room. A 34-year-old marathon runner is sitting on the table, six months