If you came round from unconsciousness (which is what I gather you're implying) with no assistance, if your colleagues did nothing but call an ambulance whilst you were unconscious as well, it I perfectly possible. I've come around from unconsciousness with no assistance before. From what I have been told, when it happened to me, it has to do with your liver releasing glucagon to raise your BG levels in event of a hypo. Your body's own way of combating a sugar drop.
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