At the “Geezer Happy Hour,” the “silver tsunami” has been dancing for decades. By Joseph Bernstein ANN ARBOR, Mich. — Every Friday night from September to May, at an off-campus nightclub in this ...

Recently, in Xiamen, Fujian, a 3-year-old boy named Xiao Mu has become an internet sensation for joining a group of elderly women in dancing at a public square. His fluid movements, strong sense of ...