<The rates of two types of cancer--gastric cardia and
> adenocarcinoma of the esophagus--have risen rapidly over the past 30
> years.>

The rates of these two types of cancer has risen rapidly after the food
pyramid change to
a low fat-high carb diet recommendation.  I guess we could conclude that
change precipitated
the increase of cancer just as easily!!!

They have not got a clue...but they are good at making it sound official.

Jeff