Articles Written by Rob Wellborn From Isnare.com http://www.isnare.com/?s=author&a=Rob+Wellborn Cat Litter Box Health Concerns You Need To Know Pets Rob Wellborn Sat, 18 Feb 2006 00:00:00 +0800 http://www.isnare.com/?aid=33527&ca=Pets Cats are the most popular pets in the United States. According to the latest version of the U.S. Pet Ownership and Demographics Sourcebook (2002 Edition) there were almost 70 Million pet cats in the United States. Why are cats so popular? There are as many answers to this question as there are cat o...