Dear Doctors: Is there some reason I crave junk food when I'm really tired? I'm working double shifts, and if I don't sleep enough, all I want is donuts and pizza. My husband says it's because they're my favorite foods and they're easy, but it feels different than just that.
What can I do?
Dear Reader: You're not imagining things when it seems that the allure of sweet and fatty foods gets stronger w…