Everyone feels stressed sometimes and if you are trying to change your life and lose few pounds than you know it is sometimes extremely stressful. Well, you need to know that stress can be very dangerous and it can damage your fight with weight heavily. Find something that works for you agains stress (except food of course :). When we feel stressed out, it becomes much more difficult for our bodies to burn fat. Find something to relieve stress such as boxing, yoga, thai-chi, writing, reading, hot bath or any sport you like. I would strongly suggest some kind of sport, because it will not only make you feel relaxed, but will of course also burn some calories. Basically anything that will help you relieve pent-up tension and energy is very important. When you are relaxed, you will be happy and losing weight will be much easier.