Testicular pain is pain you feel in one or both of your testicles. Your testicles are the two soft, round structures inside your scrotum, the sac of skin underneath your penis. Testicles make sperm ...

Testicular cancer originates in the testicles. Metastatic testicular cancer is an advanced stage of the disease. It occurs when cancer cells in the original sites travel through the lymphatic system ...

The five warning signs of testicular cancer may include swelling, pain, and heaviness in the testicle area, along with breast growth and early puberty in boys. However, not everyone has symptoms in ...