More than 15 crore Indians suffer from knee problems out of which 4 crore need total knee replacement imposing a huge health burden on the society and country. In contrast in China about 6.5 crore people suffer from knee problems which is less than half the number in India. Worse the incidence of knee arthritis among Indians is believed to be up to 15 times higher than that found in Western nations. This is because of the genetic predisposition of Indians towards knee arthritis and a lifestyle that results in overuse of the knee joints. This was pointed out by