Unprotected sexual activity causes cancer

5. Kissing This is the most common form of sexual activity and it is usually the first act that develops into sexual intercourse. During passionate kissing, there is exchange of saliva which is termed to be a body fluid and it may act as a medium for the exchange of viruses like Epstein Barr Virus (EBV) which cause infectious mononucleosis commonly referred to as “the kissing disease”. EBV has been implicated a risk factor for Hodgkin’s lymphoma (cancer of the lymph nodes) and nasopharyngeal cancer. Also, HPV can be transmitted via the mouth of an infected person during kissing to a susceptible partner Also Read — 10 Home