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.
An itchy testicle or groin area can be caused by a number of things, some of which are serious, but many of which are quite harmless. Some of the most common causes of testicle itching are a fungal infection, allergies, and certain types of bugs. Tinea cruris, commonly known as jock itch, is typically caused by a fungus called Trichophyton rubrum. This type of fungus also causes athletes foot and thrives in warm, moist areas.