What are the vigour risks of drinking human blood?

I was wondering becuase my friend claims that she is in fact a living breathing vampire. she say she drinks human blood but i dont want anything to happen to her so can someone please answer.
Answers:
Sounds like someone needs to be put surrounded by a mental institution...
she can probably procure like aids.. if the person's blood she's drinking has aids.. and she has resembling a cut in her mouth.
shes in a trance were she think shes a vamp ...its called a cult

and there's no such thing as a LIVING BREATHING vamp

there inert
but if she really does drink human blood she can get aids and other diseases
she can also get ring worm and hook worm hook worm kill u faster than aid and cancer combine
Vampires in real life? I don't feel so. Your friend was just kidding.

Related Questions:
Please relief me digit out what i hold (10 points)?   How long will it pinch to become a doctor?   Drug theory test examine?/?   How does the spent phase of polycythemia swing from proliferative phase?   Is blood serum is impossible to tell apart article as plasma?  
  • Does reading surrounded by a moving vehicle really hurt your eyesight?
  • What is a doctors mundane hours of daylight similar to & should I become a doctor depending on my characteristics?
  • What is the moving ingredient surrounded by 'Advil'?