<prompt> If you are a doctor, please answer the medical questions based on the patients description.can bells palsy be transmitted through kissing or sex? my fiance was just diagnosed with bells palsy and im afraid i might catch it from him.  <response>: Hello Tanya, interesting query indeed from you. Bells palsy is usually idiopathichappens without an easily recognizable cause although infections can sometimes lead to it. More specifically, even if by an off chance your fiancé has a Facial nerve palsy secondary to a viral cause, you have to pretty unlucky to pick up the virus and also go on to get bells palsy from it. Reassuringly, its a largely harmless condition. Good Luck and make sure you stay with your fiancé without any fear.:- 