Go to fit-and-skinny-Kate.tumblr.com and go to FAQs.
There's a question there about how she lost it all and in it you will find how to calculate your BMI and the calories your body needs to function. This is very important! 1200 calories is much too low! I'm 160 pounds and 5.5 feet tall. My absolutely required caloric intake is 1550. Your body needs fuel to function. I…