Myasthenia gravis. Myasthenia gravis (MG) is an autoimmune disease that weakens the muscles. The name comes from Greek and Latin words meaning grave muscle weakness. But most cases of MG are not as grave as the name implies. In fact, most people with MG can expect to live normal lives.
To be more precise, it is when a player records double-digit values for three statistical categories. A basketball player accomplishes a triple double by reaching double digits in 3 of the following: assists, rebounds, points, steals, and blocks. In most cases the 3 doubles are assists, rebounds, and points. There have also been 4 quadruple doubles in the NBA, when players reached double digits in 4 of the above stats.
1 Wilt Chamberlain also holds the second spot: 31.74 in 1962 season; 2  NBA Record-Most consecutive triple-doubles (9) (March 8â20, 1968). 3  NBA Record-Most consecutive double-doubles (227) (between 1964 and 1967 seasons). 4  Wilt Chamberlain also holds the 2nd (220) and 3rd (133) longest streaks.