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.
Confidence votes 20.7K. Mike Powell of the United States set the world's record at the 1991 World Outdoor Championships in Tokyo. Powell's jump of 8.95 meters (29 feet, 4 1/2 inches) broke the world record set by Bob Beamon at the 1968 Olympic Games in Mexico City of 8.90 meters (29 feet, 2 1/2 inches).