Most commercial sex workers, do not have HIV
. Even if your partner did, HIV
is not spread by kissing, including French kissing, ingestion of a partner's saliva or breast milk or giving or receiving oral sex. Your symptoms do have some of the characteristics of the acute retroviral syndrome but these are the same symptoms as the symptoms of a huge number of other viral illnesses which are far, far more common than the ARS.
In answer to your specific questions: