Pronation of the foot with many overuse injuries in running including medial tibial stress syndrome, or shin splints, and knee pain Hintermann states, “Individuals with injuries typically have pronation movement that is about two to four degrees greater than that of those with no injuries.” He adds however, that between 40% and 50% of runners who overpronate do not have overuse injuries. This suggests that although pronation may have an effect on certain injuries, it is not the only factor influencing their development. The design principles of foot orthoses are founded on knowledge of the functional anatomy of the foot. Pronation of the foot
Operational Stress Injury part of operations", most commonly PTSD, major depression, and generalized anxiety. By 2016, the Canadian Parliamentary Standing Committee on Public Safety and National Security recognized OSIs as an issue faced by all first responder organizations, not just the military. As of late 2016, the Parliament of Canada is exploring a national strategy to address OSIs within the various public safety professions. The term does not as of yet have any regular use outside of Canada. The concept of operational stress injury is still emerging and evolving, and does not as of yet have a commonly accepted fixed definition. Research within