This led him to start the group exercises we see on the YMCA right now. A few years later, gymnastics started to filter out of the YMCA as a outcome of group sports activities corresponding to volleyball and basketball rising in popularity among the many crowds. Gymnastics as we all know it right now started at the Marblehead/Swampscott YMCA which is also in Massachusetts. Compared to 清潔公司 who had been stopping the game of gymnastics…See More