Anxiety is a normal emotional reaction to stress, but when it reaches overwhelming levels, it can cause physical symptoms that feel threatening, and one among them is hyperventilation.

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. A ...

THE hyperventilation syndrome, as seen in anxious, tense persons, is characterized by paresthesia of the extremities and circumoral area, sensations of lightheadedness and altered consciousness and ...