An outbreak of herpes. Pretty simple.
Herpes outbreak usually occur in the oral or genital region, however, it is possible to have an outbreak anywhere on the body.
Yes; they will have outbreaks and shedding; but the infected person may not know it is happening (they are asymptomatic).
go to this page and see for yourself. http://californiastd.com/wst_page3.html
it is simmilar to a blister. it will be red and painful. do not confuse this with razor burn.