What Causes Soreness In Clitoris?

Hey Doc "help" I`m seriously wonderimg if riding a uncomfortable bicycle seat could be possiably be the coleprit of a very sore (spike stabing feeling sensation) on my clitours plus lets no forget to mention the daily use of good old methanphetamines, oh yeah 42 is my age and have somtimes simi-hard good sex with my hubbee, can you help me doc?