Q1: I buy the lancet from phmarcy, the package is sealed, and when I used to detective my blood sugar, I found one of the cap of the lancet was loosing, but I used it anyway, and I make a deep cut
HIV is unable to reproduce outside its living host (unlike many bacteria or fungi, which may do so under suitable conditions), except under laboratory conditions; therefore, it does not spread or maintain infectiousness outside its host.