In the article by Kohl, H.W., Craig, C. L., Lambert, E.V., Inoue, S., Alkandari, J.R., Leetonngin, G., Kahlmeier, K. (2012), a systems approach to dealing with the global issue of physical inactivity is discussed. Describe how you would advocate for increased physical activity in the global arena. Who would be the key stakeholders and how would you get them involved in this policy? What are cultural considerations here?