After reading the assigned readings and searching the literature related to periodization, describe your understanding of this concept. Also, discuss the evolution of periodized training over time and how this concept relates to, or differs from, the concept of program variation. Then describe how you use periodization in your professional work.

Phillips, M. B., Lockert, J. A., & Rosemond, L. D. (2016, August 5). Tools and benefits of periodization: Developing an annual training plan and promoting performance improvements in athletes. Sport Journal. Retrieved from http://thesportjournal.org/article/tools-and-benefits- of-periodization-developing-an-annual-training-plan-and-promoting-performance-improvements-in-athletes/