[jonpaul]

No, I was standing up.

Edit:

I'm not sure. Doctors didn't comment much on it, so unfortunately, I don't have a conclusive answer. But it does seem plausible that my body decided to override my willpower and decided to "shutdown".

[meepmorp]

I think OP was asking if you perhaps collapsed because you fell asleep on your feet. Or not.

[jonpaul]

I think you're right, that makes much more sense. Haha. Revised answer.