A 3500 Calorie Deficit = Approximately 1 Pound of Weight Loss. If you are trying to lose weight through calorie counting, you will need to know how many calories it will take to lose a pound of weight. Creating a calorie deficit of about 3500 calories should result in about 1 pound of weight loss. That is, if you consume 3500 calories less than you burn over a given period of time, you should lose around 1 lb of weight. To get an idea of how many calories you burn, take a look at our article on how many calories do I burn in a day.
My mother's cat went into Congestive heart failure about a year and a half ago and she is still with us. There are a fair number of us on here that have dealt with cats with this condition. Please do not hesitate to start a thread of your own if you have any questions or just need some support.
This can vary. A larger cat will suffer quicker due to the larger fat deposits that the cat has. However, the average length a cat can go without eating before the disease can become fatal is 2 to 10 days. If a vet suspects that your cat has HL, they will measure the liver enzymes as these will be increased if the cat has the disease. Radiographs and ultrasound imaging may also be used.