Hyperventilation refers to fast breathing. In some cases, people who hyperventilate may breathe deeper than usual. Hyperventilation may occur due to an underlying condition or emotional distress....

Understanding the Context

Hyperventilation occurs when a person over-breathes, inhaling and exhaling very quickly and shallowly. Generally, panic attacks or anxiety will result in a person hyperventilating. However there are some additional and possibly serious medical conditions that can also cause someone to hyperventilate.