They can't, and they don't need to...
if you are talking about reality..they are Not real! but in fantasy they dont come out during the day!
vampires dont exist
Vampires DONT SLEEP because their immortal and don't get tired like human being do... they do however return to a resting place during the day - they don't get on too well with sunlight. mythology suggests this is the host bodies grave site, the coffin having some earth from the vampires homeland within.
In the real word vampires dont exist.
they dont.
they dont exist
they dont
I dont think vampires pee :P
they dont exist,
a soul
Soul
you dont