Can epididymitis be hereditary? if not, what are the possible causes other than intercourse (i've none in 4-5mos, and started hurting 3 days ago)?

Hereditary, No. : There are a number of causes of epididymitis, including sexually transmitted infections, infections from inside your own body (prostate, blood, urine), certain medications, tuberculosis, heavy lifting or straining, viral infections (mumps), trauma, etc. Hereditary is not a risk factor, although, being uncircumcised, high risk sex, enlarged prostate, medical procedures, etc. Can be.