Pain in the abdominal and testicals caused by heavy lifting

hello, i'm 22yrs old. for the past few years i have been experiencing abdominal pain if my testical's position change. and also if i keep on standing for longer hours. this starts after i did some heavy works and lifted some heavy goods. i never went for checkup yet.i need some advice on this. i want to know is this serious. how i could get a treatment and do i will be needed to do any surgery? please help.

Sounds like a hernia. Go to a doctor - DO NOT PUT IT OFF.