A member asked:

After hyperventilating, i felt sick and really faint. i also went blind for couple minutes, like a torch in my eyes. it gradually went, is this normal?

A doctor has provided 1 answer
Dr. Tim Conrad answered

Specializes in Ophthalmology

Not normal: To hyperventilate. It causes increased heart rate, nausea, dizziness, blurred vision, and tingling fingers.

Answered 2/4/2017

5.2k views

Thank

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