Last few days have been having anxiety about rabies...have already asked a lot of questions ...but still no relief...I had taken rabies 3 shots last year month of May...this yr month of March I have a feeling that while feeding a kitten might have scratched me ...I did an antibody test which is 0.12 ...n also  took my rabies vaccine  0 day shot yesterday...but suddenly having very mild headache at the back of head..n my mind immediately thinks it's a symptom of rabies...too much of fear ..I have been taking nexito plus last 4 yrs for anxiety related issues..not able to do anything else because of this fear ...what is causing this headache ...only the back of head is paining a lil n also sides above my ears...