A prostate gland biopsy is a test to remove small samples of prostate tissue to be examined under a microscope.
A testicular biopsy is a test to remove a small sample of tissue from one or both testicles and examined under a microscope to evaluate a man's ability to father a child.
Low Testosterone - Topic Overview
What is low testosterone?Men who have low testosterone do not make enough of the male hormone called testosterone. This hormone allows men to produce sperm and to develop and keep normal physical male traits. Low testosterone is also called testosterone deficiency or hypogonadism. Low testosterone can lead to problems such as loss of sex drive, muscle weakness, erection problems, infertility, and weakened bones.What causes low testosterone?Many things can cause this problem, such as:Aging. It's normal for testosterone to decrease as you age. Injury to the testicles, or surgery or radiation treatment in the groin area.Certain medicines.Having a long-term medical condition, such as kidney or liver disease or obesity.Problems related to the pituitary gland or hypothalamus. Low testosterone also can be present at birth.A blood test is usually done to find out if you have low testosterone. If your doctor thinks low testosterone could be related to another medical problem, he or she may do
Gynecomastia - Topic Overview
What is gynecomastia?Gynecomastia is overdevelopment of the male breast. The glandular tissue of the breast swells, usually in response to an excess of the female hormone estrogen or a lack of testosterone, a male hormone. It occurs in babies, adolescent boys, and older men. What causes gynecomastia?In newborns, gynecomastia is caused by estrogen from the mother. It usually goes away in 2 to 3 ...
Premature Ejaculation - Topic Overview
What is premature ejaculation?Premature ejaculation is uncontrolled ejaculation either before or shortly after sexual penetration, with minimal sexual stimulation and before the person wishes. It may result in an unsatisfactory sexual experience for both partners. This can increase the anxiety that may contribute to the problem. Premature ejaculation is one of the most common forms of male sexual
Epididymitis - Topic Overview
What is epididymitis?The epididymis is a long, tightly coiled tube that lies above and behind each testicle. It collects and stores maturing sperm made by the testicles prior to ejaculation. Inflammation and infection of the epididymis is called epididymitis.What causes epididymitis?The causes of epididymitis vary depending on your age and behavior. In children it is most commonly associated with
12 Tips to Help You Stick With Your Fitness Program
If you're bored or unmotivated by your fitness routine, use these tips to get your exercise mojo back.
Is Testosterone Replacement Therapy Right for You?
When should you treat low testosterone? This article helps you understand the benefits, risks, and side effects of testosterone replacement therapy.
All men are at risk for prostate problems, which include prostate cancer, benign prostatic hyperplasia (BPH), and prostatitis. Find out more from WebMD about causes, symptoms, diagnosis, and treatment.
What Is the Prostate?
WebMD explains the prostate gland and the problems it may cause as men age. Learn more about an enlarged prostate, prostatitis, and prostate cancer.