Many people are confused about having chronic prostatitis, not knowing what causes it or whether it can be cured after treatment. Director He Zhiqiang, a prostate disease expert at Beijing Shuguang Andrology Hospital, pointed out that although chronic prostatitis is a kind of inflammation, bacterial infection is not the only cause, but rather an external secondary factor. There are also some intrinsic important pathogenic factors within the prostate itself, which are caused by functional and organic changes in the gland, mainly manifested in three aspects: