You will lose a pound if you burn 3500 more calories than you take in. This is one of the bottom lines in weight loss but whether or not you are actually burning 3500 calories varies from person to person with the same activity.
A dog can survive without eating for 14 days, procided day wouldn't be in good shape and health.
Confidence votes 40. A person will usually be able to live about 4-6 weeks without food. However there has been some cases where prisoners has lived for as long as 76 days without food. There is many other factors that decides how long a person will survive.A person with a lot of body fat will survive longer than a person with less body fat. The amount of muscles are also very important.owever there has been some cases where prisoners has lived for as long as 76 days without food. There is many other factors that decides how long a person will survive. A person with a lot of body fat will survive longer than a person with less body fat.