Exercise ball balls have been jumped across at 8.31 seconds.The record for the farthest jump between two Swiss balls was also made by Neil at a distance of 2.3 meters in 2012 A primary benefit of exercising with an exercise ball as opposed to exercising directly on a hard flat surface is that the body responds to the instability of the ball to remain balanced, engaging many more muscles. Those muscles become stronger over time to keep balance. Most frequently, the core body muscles — the abdominal muscles and back muscles — are the focus of exercise ball fitness programs. A major
John Ball (priest) editorial staff. John Ball appears in the 1954 historical novel Katherine by Anya Seton. Ball made a star appearance in the Newbery Medal-winning 2002 novel "". He was a priest, as he usually is, and was assisting a character by the name of Bear in the Peasants' Revolt of 1381. John Ball is referenced several times in T. H. White's "The Once and Future King", most prominently in the fourth book, "The Candle in the Wind". In the final chapter (14), King Arthur muses on his failure to unite England. King Arthur tries to understand what forces are at work