Premature ejaculation is a problem many men will have to deal with throughout their sexual life. It is a problem that most people learn to control as they get more sexual experience, but that doesn't give much comfort to those who find that the race is over before it has even started.

Erectile dysfunction (ED), a condition where a man has difficulty achieving and maintaining an erection, occurs in 18 percent of men over the age of 20, according to research published in the February 2007 issue of “The American Journal of Medicine.

The prostate is a small gland in men that lies immediately beneath the bladder. A bacterial infection within the prostate, a condition called bacterial prostatitis, can cause uncomfortable symptoms in men.

Men suffering or experiencing occasions of premature ejaculation often seek medical treatment in the form of medication or alternative remedies to enhance their performance.

Having erection problems does not immediately mean you need to be taking a male sexual enhancement drug such as Viagra. Although that medication can help a great deal and has helped many men, you might want to explore your sexual problems before jumping to conclusions.

Erectile dysfunction, often referred to as ED, is characterized by a persistent and recurring inability to achieve or maintain an erection sufficient for sexual intercourse. Psychological, physical and lifestyle issues can all cause ED, as can trauma to nerves and arteries.

An integral part of the digestive system, the pancreas produces enzymes for digestion and insulin for glucose, or sugar, breakdown, according to Jackson Siegelbaum Gastroenterology in Camp Hill, Pennsylvania. Diseases of the pancreas can destroy this organ and are frequently the cause for an enlarged pancreas.

When a man discovers that one or both of his testicles, or testes, is swollen and his scrotum has become enlarged, he might become extremely concerned. Several problems can cause testicular or scrotal swelling. Fortunately, most of these conditions can be successfully treated, especially if diagnosed early.

Three types of medications to treat erectile dysfunction -- sildenafil, vardenafil and tadalafil -- may cause low blood pressure. Niacin, used to treat conditions such as high cholesterol and hardening of the arteries, can also lower your blood pressure.

Prostate problems affect the vast majority of men. MayoClinic.com reports that half of all men over 60 will have an enlarged prostate. That number increases to 95 percent in men 75 or older.

Enlarged kidneys are uncommon and are usually related to a few specific disorders that are caused by birth defects, structural abnormalities, infection, pregnancy, blockage and injury.

The liver is the largest organ in the abdominal cavity. Located predominantly in the upper right quadrant, of the abdomen, the liver performs over 400 different processes that sustain a healthy body. When exposed to disease, the liver can enlarge, a condition referred to as hepatomegaly.