How long does it take to faint from dehydration?!
Question: How long does it take to faint from dehydration?
Answers:
Best Answer - Chosen by Voters
a few days this has happened to me before
about 2 to 3 days depending on the climate, if it is 100 degrees it could take hours, however if it is like 60 degrees it could take 3 days, however more than 5 days without water is deadly.
it took me about 24 hrs.