Karl is a prolific researcher and writer. Within these 15,000 pages you will find many pages written by others. In these cases Karl has often inserted his own comments, agreements, disagreements, etc. So, many thousands of pages within these 15,000 pages have become more valuable than in their original location because they have been evaluated and tested by Karl, with his comments added for this further value.
As of April 2002 these 12 web sites were attracting well over 10,000 visitors per day! This is an astounding testimony of the interest people have in these subjects, mostly related to heart disease, health, and health philosophy.