Koja je tajna dugovječnosti

Indian body builder Manohar Aich looks on at his residence in Kolkata, India, Sunday, March 18, 2012. Aich, who is only 4 foot 11 inches (150 centimeters) tall, won the Mr. Universe title in London way back in 1952. Happiness and a life without tensions are the key to his longevity, said Aich, who turned 100 on March 17. (AP Photo/Bikas Das)

Indian body builder Manohar Aich attends to visitors in Kolkata, India, Sunday, March 18, 2012. Aich, who is only 4 foot 11 inches (150 centimeters) tall, won the Mr. Universe title in London way back in 1952. Happiness and a life without tensions are the key to his longevity, said Aich, who turned 100 on March 17. (AP Photo/Bikas Das)

In this Friday, March 16, 2012 photo, Indian body builder Manohar Aich flexes his muscles as he poses for a photograph in a gymnasium in Kolkata, India. Aich, who is only 4 foot 11 inches (150 centimeters) tall, won the Mr. Universe title in London way back in 1952. Happiness and a life without tensions are the key to his longevity, said Aich, who turned 100 on March 17. (AP Photo/Bikas Das)

Indian body builder Manohar Aich sits in the balcony in Kolkata, India, Sunday, March 18, 2012. Aich, a former Mr. Universe who has just turned 100 said Sunday, that happiness and a life without tensions are the key to his longevity. Aich, who is 4 foot 11 inches (150 centimeters) tall, overcame many hurdles, including grinding poverty and a stint in prison, to achieve body building glory. (AP Photo/Bikas Das)

In this Friday, March 16, 2012 photo, Indian body builder Manohar Aich flexes his muscles as he poses for a photograph in a gymnasium in Kolkata, India. Aich, who is only 4 foot 11 inches (150 centimeters) tall, won the Mr. Universe title in London way back in 1952. Happiness and a life without tensions are the key to his longevity, said Aich, who turned 100 on March 17. (AP Photo/Bikas Das)