If you drastically consume extra calories one day, you can lower your food consumption the next day or later in the week. (fitnsync.com)
Right away I thought of serving as appetizers... smaller perhaps or cut in half... so hard to find lower calorie ones to serve! (inspiredtaste.net)
There are various reasons as to why one would want to use this devise; first and foremost, is to keep track of the amount of calories one consumes on a daily basis. (consumerhealthdigest.com)