Loose belly fat is no fun. Trying to tighten it up or lose it can be frustrating. Here is a quick look at some of the things that you can do, right now, without even getting up from your computer. If your stomach is flabby, you can squeeze a roll between your hands or the skin is just not as tight as you would like...or, if your abdomen is flat, but there is no sign of the abdominal muscles hiding beneath the skin, exercise is your solution. But, before you get down on the floor and start doing crunches, read a little more. It takes longer for the skin to tighten after a weight loss than you might think, especially if you use one of the new fast diet and exercise plans. But, if you are young and in relatively good health, your skin will eventually fit your new body. Strengthening the abdominal muscles will help. You can engage the muscles right now, simply by sitting erect in you chair and tightening the muscles just below your abdomen. You should start to feel a burn in your pelvic area, if you are engaging the lower abdominal muscles.