VAP basically refers to ventilator associated pneumonia which usually infects the lungs of a person especially if he is on a ventilator. Ventilator is a type of a machine that is mostly used in assisting patients to breathe using a tube which is typically placed on their mouth or on their noses or at times through a hole located in the neck region. This infection occurs essentially when a germ actually enters the tube and its then transferred to the lungs of a patient. In modern world many organization have come up to create awareness on methods of VAP prevention.