Parkinson's disease has afflicted professional boxer Muhammad Ali.
Guo Yuanzhen -LRB- 郭元振 ; 656 -- 713 -RRB- , formal name Guo Zhen but went by the courtesy name of Yuanzhen , was an official , general , and diplomat of the Chinese dynasty Tang Dynasty and Wu Zetian 's Zhou Dynasty , serving as a chancellor during the reigns of Emperor Ruizong and Emperor Xuanzong .. courtesy name. courtesy name. Chinese. History of China. Tang Dynasty. Tang Dynasty. Wu Zetian. Wu Zetian. chancellor. chancellor of Tang Dynasty. Emperor Ruizong. Emperor Ruizong of Tang. Emperor Xuanzong. Emperor Xuanzong of Tang