https://blogs.mercola.com:443/sites/vitalvotes/archive/2004/01/23/Yes-Folks-Fat-Can-Help-Your-Immune-System.aspxBesides keeping a body warmer, fat cells produce hormone-like proteins in reaction to invading toxins, behaving much like immune cells that fight disease. Fat cells can be functional and beneficial without creating obesity as they play a major role inenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)