Dr. John G. Griffith M.D.

Introduction An average man ejaculates 1/2 teaspoon to 1 teaspoon of semen. This small amount of semen contains millions of sperm cells. It only takes one sperm to fertilize an egg, but each sperm has a limited life span, which begins once it leaves a man's body.For a couple trying to have a baby,...

Feeling pain and swelling in the groin region can be a very unpleasant experience, especially when the pain gets worse when you cough or lift heavy objects. Experiencing these symptoms might signify the presence of groin hernia. A groin hernia is usually referred to in medical terms as an inguinal...

Seeing blood in your urine is an alarming thing, but the truth is that it’s usually not that serious. Nevertheless, you should inform your doctor about it so that you can be properly diagnosed. Whenever a person has blood in their urine, this is referred to as hematuria.There might be an...

What is a urologist?A urologist is a doctor who specializes in urinary tract disorders, including disorders of the external genital organs. Urologists also treat both males and females, contrary to popular belief that they only treat males. They treat any disorders that affect the kidneys, bladder,...

It is mostly the detrusor muscle that forms the wall of the bladder, it contracts during urination and relaxes to hold the urine. The muscle is continuous at the inferior end with the internal urethral sphincter. Urination results when the detrusor muscle contracts and the urethral sphincter muscle...

Does bladder cancer require chemotherapy for treatment?Bladder cancer can be treated through a number of ways and chemotherapy is one of them. Chemotherapy is an important treatment method and it works well in many cases. However, to understand whether it is necessary, it is important to know what...