When cooking is your life, you begin to ask some curious questions, such as How much should a lobster move around in the last hours of its life? For chef Hoi Fung, the answer is “very little.” That’s why, at his 20,000-square-foot restaurant in Houston, he sets the temperature between 35-55 degrees. “That’s my secret,” he says. “When the temperature is low, there’s not too much movement. They don’t lose weight. Same as you: You exercise too much, you lose weight.