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Vasectomy is a safe, effective birth control choice for men who are certain they don't want to father a child in the future. It's a minor surgical procedure that cuts the supply of sperm to the semen ...

Erectile dysfunction, or impotence, is the inability to get and keep an erection firm enough for sex. Having erection trouble from time to time isn't necessarily a cause for concern. If erectile dysfu...

Circumcision is the surgical removal of the skin covering the tip of the penis. The procedure is fairly common for newborn boys in certain parts of the world, including the United States. Newborn circ...

Seeing blood in your urine can be alarming. While in many instances the cause is harmless, blood in urine (hematuria) can indicate a serious disorder or cancer of the urinary tract. Blood that you can...

Urinary incontinence, or the leaking of urine, is a common and often embarrassing problem. Types of urinary incontinence include leaking urine with a cough or sneeze, or an urge to urinate that's so s...

Adrenal cancer is a rare cancer that begins in one or both of the small, triangular glands (adrenal glands) located on top of your kidneys. Adrenal glands produce hormones providing instructions to vi...

Testicular cancer occurs in the testicles, or testes, which are inside the scrotum. The scrotum is a loose bag of skin underneath the penis. The testicles produce male sex hormones and sperm for repro...

Prostate cancer is cancer that occurs in the prostate — a small walnut-shaped gland in men that produces the seminal fluid that nourishes and transports sperm. Prostate cancer is the most commo...

Kidney stones, also called renal calculi, nephrolithiasis or urolithiasis, are hard deposits made of minerals and salts that form inside your kidneys. Kidney stones often have no definite, single cau...

Kidney cancer is cancer that begins in the kidneys. Your kidneys are two bean-shaped organs, each about the size of your fist. They're behind your abdominal organs, with one kidney on each side of you...