Dr. John S. Regan M.D.

Recommended Articles

• What's a Micropenis?

  A micropenis is a penis that is smaller than an average human penis size. It is smaller than 7 cm or 2.7 inches when erected or smaller than 4 cm or 1.5 inches when flaccid, which is actually two and a half times smaller than the average penis.It affects about 0.6 percent of men, so it is a very...

• When Should You See a Urologist?

  What is a urologist?A urologist is a doctor who specializes in the diagnosis and treatment of urinary tract diseases in both men and women. Urologists also deal with any problems involving the male reproductive system. They also perform surgery in some cases, such as opening up a urinary tract...

• What Do Doctors Check in Prostate Cancer?

  When we talk about prostate cancer, we are referring to a condition that affects the prostate gland. The condition is only found in men. The simple reason is that only men have the prostate gland. The prostate gland is located beneath a man's bladder and around the urethra. The primary function of...

• What are the Different Types of Bladder Cancer?

  What are the Different Types of Bladder Cancer?The bladder is a very important organ, usually found on the pelvis (lower abdomen). This hollow organ acts as a storage unit for the urine formed by your kidneys. Being such an important organ of the urinary tract, it is at high risk, since it receives...

• Bisphenol A May Lower the Quantity and Quality of Sperm

  A new study has shown that higher levels of bisphenol A (BPA) in urine may lower sperm count and motility in men, affecting their ability to father a child. The results of the study are published in the journal Fertility and Sterility and this is first of its kind to link the levels of BPA to sperm...

• How Common is Testicular Cancer?

  Testicular cancer is a form of cancer which affects the male testes or sex glands encased within the scrotum, a loose sac of tissue that hangs freely below the penis. Germ cells are specialized cells lining several heavily coiled tubular structures within the testes that are responsible for...