 [ Symptoms ] i have no interest in sex do not hurt enough lubrication get along great just do not care anymore  why  i can not understand why i am just not interested in sex anymore  there is absolutly no pain i still produce plenty of natural lube me and my boyfriend get along great and have no problems at all i have good blood pressure no medical problems so why do i hate the thought of sex we have been together for 12 yrs and are still in love with each other and like i said we get along great with no problems what is my problem [ Disease ] human seminal plasma hypersensitivity is the most possible reason  allergy to your semen  you can role out saliva if you have not eaten food she is allergic to before kissingvisit your rheumatologist to confirm good luck