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
The Billiard Ball The Billiard Ball "The Billiard Ball" is a science fiction short story by American author Isaac Asimov, written in September 1966 and first published in the March 1967 issue of "If". It appeared in Asimov's 1968 collection "Asimov's Mysteries", in his 1973 collection "The Best of Isaac Asimov", in his 1986 collection "Robot Dreams" and in "The Complete Stories, Vol. 2". An example of what Asimov called his "late style", the story is a journalist's recollection of the events surrounding the discovery of an anti-gravity device in the mid-21st century. Heavy with physics theory, the story describes the relationship between