A member asked:

How could it happen that one moment one speaks normally, the next moment he suddenly passes out?

6 doctors weighed in across 2 answers
Dr. Budi Bahureksa answered

Specializes in Cardiology

Sleep attacks: There is a condition called sleep attacks or narcolepsy -- but this person needs to be completely evaluated to rule out other causes as well --.

Answered 2/25/2017

6.2k views

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Syncope: Myriad of causes with a full evaluation needed. The more common include heart rhythm problems, drop in blood pressure, and seizure.

Answered 7/20/2012

6k views

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