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 ...

Visceral pain can be dull, whereas somatic pain feels sharp, stabbing, or poking. Common causes of chest tightness include heart disease, acid reflux, or asthma. It's important to get medical care ...