A cultural icon, Lee was one of the most influential martial artists of the 20th century. Lee, whose father was a leading actor, appeared in Hong Kong films as a child and went on to star in action movies that sparked the first major surge of interest in Chinese martial arts in the West. He constantly trained to improve his physique but was also a philosopher. He collapsed while working on his final film, the cult hit Enter the Dragon, and died a short time later. What caused his death? Discuss
Source: The Free Dictionary