what causes over breathing
Hyperventilation/Overbreathing/Hypocapnea/HyperInhalation. Hyperventilation that causes lessened oxygen supply to the blood is in some ways a maladaptive response to stress. But it is more often caused by poorly coordinated unbalanced breathing UDB. It is also a partial misnomer as it is often appears to occurs when breathing is improving.
Rapid or deep breathing is sometimes seen in very serious conditions such as infection, bleeding, or heart attack. Hyperventilation syndrome is more specific and relates to an overbreathing pattern that happens under certain conditions. This overbreathing results in a group of symptoms.