Hematopsermia.
I was going to point you to PCUK's A-Z Medical Words, but that publication seems to have gone, or at least, the page is now empty.
Here are some acronyms:
https://docs.google.com/document/d/1j7Qe_9LbE63Zk_Ojm9VjyK5J6wU-_cqvQOUO0_lAMmw/edit?tab=t.0
Have you had any investigations done?
Some causes can be high blood pressure, prostatitis, prostate cancer, prostate radiotherapy.
Most often, the cause is never found, but anything serious is ruled out in the process of checking.