Physical Manifestations of Hyperventilation:

Fatigue, weakness, exhaustion, palpitations, tachycardia, chest pains, Raynaud's phenomenon, dizziness, light-headedness, blurred vision, tunnel vision, dimming of the vision, light sensitivity, tingling, numbness, shortness of breath, dryness of the mouth, dryness of the mucosa, "sandy" sensations when closing or opening the eyes, frequent yawning, "globus" or lump in the throat, cramps, stiffness, tetany, insomnia, nightmares, nocturnal suffocation, brief lapses of consciousness.