 [ Symptoms ] would i benefit from achieving a normal testosterone level in terms of cancer prevention  i have a family history of prostate cancer my psa is low however my testosterone levels are also low [ Disease ] traditionally it was felt that testosterone t replacement in men who had low t called hypogonadism would increase the risk for prostate cancer more recently it has been suggested that it may be better for a man to have a normal t to maintain an average or lower risk for prostate cancer in the future dr abe morgantaller a noted urology expert in this area and a friend of mine who works in boston has written a lot about this in your case even though you seem to have a strong family history of prostate cancer it may be very reasonable to give you supplemental t to get your levels to normal you should see a urologist or an endocrinologist for your specific case in addition to a normal psa which you currently have the doctor should do a digital rectal exam dre before starting you on t replacement to make sure this prostate screening is also normal the current most popular way to replace t is with topical gels androgel or testim that are rubbed on the skin of the shoulders or upper back or chest daily