Dr. David Michael Preston M.D.

Many people see the reddish or darkish brown coloration in their urine and rush to get a medical opinion, but their fears are usually unfounded. This is because red coloration can be sourced from factors other than red blood cells. It may be originating in the kind of food or medicine you are...

According to a new study, daily doses of antibiotics are more effective than cranberry capsules in controlling bladder infections in women. According to experts the study had some serious drawbacks which made cranberries to look less effective than antibiotics. It is not yet time to count out the...

Testicular cancer is a form of cancer which affects the male testes or sex glands encased within the scrotum, a loose sac of tissue that hangs freely below the penis. Germ cells are specialized cells lining several heavily coiled tubular structures within the testes that are responsible for...

Kidney stones are also known as renal calculi. The occurrence of kidney stones is known as nephrolithiasis. Kidney stones in the urinary tract lead to a condition known as ureterolithiasis. Kidney stones are seen as a common occurrence in the medical world. One in twenty people tend to suffer from...

Male reproductive systemMost of the components of this system are located outside the male body. The testis, penis, scrotum, and epididymis are some of the structures. For sexual intercourse the male organ responsible is the penis. From the urethra the semen is released through the penis. The...

5 Tips on Living with Erectile DysfunctionErectile dysfunction is a condition that not only causes physical problems but psychological ones too. It leads to strain in relationships and even break-ups in marriages. Both sexual partners are emotionally affected.There are means which you can use to...