What is positive pressure breathing?
Positive pressure refers to the way artificial ventilation ‘inflate[s] the lungs’ (Hess & Kacmarek, 2014). ‘Normal breathing depends on drawing in air to the lungs by creating a partial vacuum […]
What is Negative Pressure Breathing?
Negative pressure breathing is how we breathe normally, without the aid of bag-valve-masks or mechanical ventilators. This article describes the process and begins a series on breathing and ventilator mechanics.