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.
Testicle pain or swollen testicles may be due to injury, infection, abdominal inflammation or testicular torsion. Symptoms to watch for that should raise alarm are: high fever, a lump in the scrotum, and skin that is hot or sore to the touch.esticle pain or swollen testicles may be due to injury, infection, abdominal inflammation or testicular torsion. Symptoms to watch for that should raise alarm are: high fever, a lump in the scrotum, and skin that is hot or sore to the touch.