Your mouth will push the mouthpiece towards the balloon, opening the valve and allowing the vapor to be inhaled. When you stop pushing the mouthpiece in, the valve will close again. Using the balloon method is great because you can easily control how much vapor you take in at a time.
Some people smoke as 'self-medication' to ease feelings of stress. However, research has shown that smoking actually increases anxiety and tension. Nicotine creates an immediate sense of relaxation, so people smoke in the belief it reduces stress and anxiety.
People say that they use tobacco for many different reasons like stress relief, pleasure, or in social situations. One of the first steps to quitting is to learn why you feel like using tobacco. Then you can think about the reasons you want to quit.