I have had both testicular cancer and a varicocele. The pain and symptoms are very very similar. One is deadly, one will go away on it's own. The trouble with TC is that it goes from detectable to deadly in a very short time.
Don't mess around with this one!
Crying for long periods of time releases oxytocin and endogenous opioids, otherwise known as endorphins.
https://www.healthline.com/health/benefits-of-crying
(I've done this. I have no shame.)