Problem: You are hired by an elementary school to improve the physical activity programming for all students. With respect to muscular development, bone growth and bone density, why would this be so important? Be specific. What kinds of activities would you recommend? Why? Let's say that you were also tasked with designing resistance training programs for residents at the local senior center. Why would these older adults benefit from the various forms of strength training? Be specific, thinking about the specific properties of muscles in this population.