How did Bruce Bruce lose weight?

He lost a total of 180 pounds so far....and is still losing.

He was 135 pounds (61.2 kg), but by the time he finished Enter the Dragon, he weighed down to 126 pounds (57.1 kg).

Bruce Lee ("Li Shao Loong"), was 5' 7.5", 135 lbs, at what has been estimated to be 3% bodyfat. His lean physique is the result of a dedicated and consistant diet and exercise routine, which he...

Bruce's weight in 1972 was 146 pounds.

I saw him at a bar once as he was leaving. If he is even 5'8" I would be surprised.