How long do I have to stay awake to get hallucinations?

Took me about 2 days and constant work digging holes before I started seeing strange things. Its not pretty colors or anything, but more like mistaking objects for other things. read more

I've had sleep deprivation hallucinations on two occasions and it's been around the 50 hour awake mark on both occasions. Unless you're will power is incredibly strong you'll probably just decide to go to sleep before they set in. Thankfully I had an aggressive Sergeant to yell at me if I feel asleep so motivation was not a factor. read more

Giz spent a lot of time discussing the intersection between sleep and hallucinations, which inspired Jess to keep herself awake for nearly 110 hours—around four and a half days—and then post a series of YouTube videos on her experience. read more

As a truck driver who has driven for three days with only five hours of sleep I can say that hallucinations do occur and are quite vivid. I once saw a 50 foot lady in pink cross the road in front of me. read more