ARE YOU A VAMPIRE?

It seems that  the tales of vampires is based on a real rare blood disorder.                                       Experts have  discovered  a genetic mutation that in some  people  traits to undead or vampires as sensitivity to  light.         In child with  this  disorder  have  very  pale skin which  blisters in sun and anaemia.                      Normal  treatment  of disorder  is stay inside and blood transfusions  but some sufferers would  drink  blood of an animal at night.