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.
Ray Ewry set the first world record for the standing long jump at 3.47 m (11 ft 4 1â2 in) on 3 September 1904. The current record is held by Byron Jones, who recorded a jump of 3.73 m (12 ft 2 3â4 in) at the NFL Combine on 23 February 2015.