If you are knowingly or unknowingly mouth breathing, find out how it can harm your health and what you can do to prevent! Breathing is largely involuntary, and one rarely gives much thought to it. But ...

Susan Russell, MD, is a board-certified pulmonologist and Medical Director of Medical Intensive Care Unit (MICU) for Northwestern Memorial Hospital's Medical ICU. Muscle strain commonly causes chest ...

Being intubated means having a tube inserted into your windpipe to keep your airways open. Intubation usually helps you breathe during emergencies or surgeries by connecting you to a ventilator.