Boston's splayed-foot stride mechanics create injury risk similar to Walker and McCaffrey.

Movement coaches have identified concerning stride mechanics in Boston's footwork at the line of scrimmage; his feet are splayed outward in a way that puts stress on the knee, ankle, and leg, creating inefficient and injury-prone movement patterns. Bob Harris compares this to stride issues seen in Kenneth Walker and Christian McCaffrey, both of whom have dealt with recurring injuries throughout their careers despite performing well when healthy.