Your body needs some sodium to function properly because it: 1  Helps maintain the right balance of fluids in your body. 2  Helps transmit nerve impulses. 3  Influences the contraction and relaxation of muscles.
Some of the conditions that can cause a testicle lump, swelling, and/or pain include: 1  Torsion of the testicle. 2  Injury. 3  Infection. Hydrocele. 4  Varicocele. Epididymal cyst/spermatocele.  Inguinal 1  hernia. Kidney  stones.
The testicles are very sensitive; even a minor injury can cause pain or discomfort. Testicle pain may arise from inside the testicle or from the coiled tube and supporting tissue behind it (epididymis). So what causes pain in testicle? Sometimes, testicle pain is caused by a problem that starts in the groin or abdomen; kidney stones and hernias, for example, may cause pain in testicle. Causes of pain in the testicle area can include: -Diabetic neuropathy (nerve damage caused by diabetes) -Epididymitis (testicle inflammation)