shoulder mechanics

This is Part 4 of a series delving into how biomechanics and movement patterns affect skiing technique. If you haven’t already, start with the introduction, Part 1 which introduces the concept of a neutral spine posture, Part 2 which describes spine stability and mobility, and Part 3 on single limb stability. ——————————————– Upper body power is a major contributor and perhaps even a determinant of cross country skiing performance. Poling accounts for up to 60%...