HIV for many people belongs to the most serious threats that may happen to miscellaneous sorts of people. Therefore, increasing percentage of of them tend to inter alia check themselves and their partners before for instance sexual contacts. Nonetheless, in some cases it is an issue of one moment and lack of proper consideration that may lead to catching this virus and being ill. In addition, thanks to several factors such as for instance policies implemented in the countries of West Europe we can rapidly discover that the risk of catching this virus has substantially increased during recent years.