continues to decrease as cholesterol levels drop below 180, Campbell reported. Moreover, the incidence of colon cancer also decreases along with cholesterol levels, in contrast to a few studies that have suggested the reverse. . . .
• Fat. Fat intake ranges from a low of 6% of total calories to a high of 25%, with an average of 15%, compared with a U.S. average of 40%. There is no evidence, Campbell says, that health is compromised by such low-fat diets, but further investigation is necessary.
• Total calories. Although Chinese consume 20% more calories, per body weight, than do Americans, there is very little obesity. The Chinese are considerably more active than Americans, on average, says Campbell, “but I think that is only part of the
story.” He suspects it may be related to the type of calories consumed and how they
