Dr. Mark B Irwin M.D.

Rare are the men who have never questioned the size of their penis. Is my penis too small? Is my penis too big? These questions are placed on the list of the most common Google searches. Urologists also confirm that these are the usual concerns their patients express. What is it about penis size,...

Ureaplasma is a small bacterium that belongs to the class Mollicutes. This group of tiny bacteria lacks cell walls and are regarded as the smallest self-replicating and free-living cells, making them unique from other types of bacteria. Although the infection it causes can be treated using...

"Blue balls" is one of the most common health issues seen among young men who indulge in heavy sexual activities. It is the most uncomfortable situation for a man who tries to find immediate relief."Blue balls" as it is called is one of the slang terms used for vasocongestion in the testicles. It is...

What is dysuria?Dysuria is the medical term for painful urination or a burning sensation, discomfort, or difficulty when passing urine. In most cases, dysuria is a symptom of another medical condition. Males and females of any age can experience dysuria. However, this symptom is more common in...

Prostate cancer tends to affect only men. The incidence of prostate cancer is on the increase and tends to be more common in the western world. The causes of prostate cancer are poorly understood. However, risks factors include a positive family history, environmental and dietary factors. The...

Genital herpes is one of the most common sexually transmitted diseases. It is associated with blisters or sores on the genitals. People with genital herpes may also experience flu-like symptoms. Most people with genital herpes may not experience any symptoms and may go on living normally without...