You don’t have to go light on the food if you exercise everyday during this time. No matter how much or how little you move you need to move more than you normally do.
Go to the store and buy a workout DVD or download one. It does not matter if you can finish it or not! Just do some of it, and the parts that you cannot do nor have trouble with just walk in place. Something is better than nothing.
Now let’s get started. I’m working on it to, so you are not alone.