It's a hard life being a cat these days. Denes, a leading light in the natural petcare movement, advises cat owners to put their pet on a one day fast each week. This will "aid digestion and help clear the body of toxins" according to its petcare guide. What it doesn't say is how you communicate the benefits of fasting to your cat, particularly when it is screaming at you for food on its fast day. {{COUNTERPOINT }}