Depriving
yourself in this way can slow your metabolism to a snail's pace and make losing
weight even harder. "Once your body realizes it's not getting as much food, it
starts to conserve energy," Thanks to evolution, your inner cave girl is
fattening up for what she thinks could be another ice age. Continue to starve
yourself and you'll suffer from intense cravings and loss of lean body tissue,
aka muscle; that further compromises your body's ability to burn calories.