first off, your BMR is just the number of calories your body needs to keep your organs running, it does not include your daily activites, which can account for 100-1000 more calories dependsing on your activity level.
that said, if you eat the same amoutn of calories you burn in a day you WILL maintain your wieght. however, living on a diet of fast food alone, you will incur other health problems like high blood pressure, high cholesterol, depression, etc. so it is not an adequate diet
that said, if you eat the same amoutn of calories you burn in a day you WILL maintain your wieght. however, living on a diet of fast food alone, you will incur other health problems like high blood pressure, high cholesterol, depression, etc. so it is not an adequate diet