Is it possible to skip my period iff...?

is it possible to skip my period if i eat less then1200 calories a day?? im 5'7.5 and weigh 117.5: i lost 3 pounds over the past week and my period was suppose to be 7 days ago... oh additional info i got my period over the summer last year and its been regular almost all year and i only skipped it once. no possible way for me to be preggo either.