Arthritis is a general term for inflammation in the joints. Arthritis can occur in numerous forms. The most common is osteoarthritis, a condition in which the cartilage, the protective cushioning between the joints, wears out.When this happens, the bones rub directly against other bones. This causes structural changes that can be seen on X-rays.he most common is osteoarthritis, a condition in which the cartilage, the protective cushioning between the joints, wears out. When this happens, the bones rub directly against other bones. This causes structural changes that can be seen on X-rays.
At the 1968 Summer Olympics Bob Beamon jumped 8.90 m (29 ft 2 1â4 in) at an altitude of 7,349 feet (2,240 m), a jump not exceeded for 23 years, and which remains the second longest legal jump of all time.
World record progression for the Long Jump (men). Year on the horizontal axis, length in meters on the vertical. The first world record in the men's long jump was recognised by the International Association of Athletics Federations in 1912. That inaugural record was the 7.61 m performance by Peter O'Connor in 1901. As of June 21, 2009, 18 world records have been ratified by the IAAF in the event.