SOME THING THAT CAN BE PASSED ON SUCH AS AN ILLNESS, LIKE THE FLU.In terms of human geo. it is the distance-controlled spreading of an idea, innovation, or some other item through a local population...
yes, if blood exchange occurs. Needles used on those with the infection should be disposed of properly.
Yes it is
Wear a face mask or something you think will stop the spreading of the disease and go see a doctor!!
No. Acne is usally just a sign of puberty.