Dr. Howard Chris Halvorson MD

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...

Genital herpes is caused by the herpes simplex virus. There are two types of HSV: HSV-1, which mostly causes cold sores, and HSV-2, which mostly causes genital herpes.Some cases of genital herpes may also be caused by HSV-1. This sexually transmitted infection is quite common among the adult...

The ureters are two muscular tubes that collect urine from the kidneys, transporting it to the urinary bladder where urine is temporarily stored before being expelled. Strictures in the ureters represent tough scars in the walls of the ureter that narrow the interior and block the normal flow of...

Finasteride is an oral prescription medication in the form of film-coated tablets. It is available as a generic drug and under the brand names Propecia and Proscar. Although generic drugs are cheaper than brand-name drugs, their availability may be limited when it comes to their form or strength...

Prostate cancer is a serious condition that is increasingly affecting many men around the world. It happens when cells in the prostate gland grow abnormally and without control. It is also a condition that does not show any symptoms, especially in its early stages. As the condition gradually...

Testicular cancer affects the male sex organs called the testes, two oval shaped gonads located just beneath the penis, which are primarily responsible for producing male sex cells called sperm, as well as the male sex hormone called testosterone. Cancer mainly affects the germ cells, which in...