Check out...

http://www.cnn.com/2000/HEALTH/10/05/aha.guidelines/index.html

In short, the AHA is advising people to eat more fish, as it contains
omega-3 fatty acids.  They also (lamely) address protein diets; no
long-term
studies, you lose weight too fast.  They do, however, admit Syndrome X
causes pwobwems and maybe doctors should take that into
considerwation.  How
blonde!  (I can say that, since I'm blonde myself).

Dori Zook
Denver, CO