If you suspect this may be the cause, you can perform a simple test to see if impotence is just in your mind. Ultrasound is then used to see vascular dilation and measure penile blood pressure. Boredom, marital problems or negative feelings toward your partner may contribute to an impotence problem. It works as follows: The cylinder is placed on the penis and the pump is then used to draw air out of the cylinder. A note of caution: Although there are many Tribulus extracts available over the counter today, almost all of these have been found not to contain any significant amount of the active ingredient.
Their absence may indicate a problem with nerve function or blood supply in the penis. Penile erection is managed by two mechanisms: the reflex erection, which is achieved by directly touching the penile shaft, and the psychogenic erection, which is achieved by erotic or emotional stimuli. These pumps should be distinguished from other penis pumps (supplied without compression rings) which, rather than being used for temporary treatment of impotence, are claimed to increase penis length if used frequently, or vibrate as an aid to masturbation.
In these cases, all the plumbing is OK, but the otherwise healthy man is unable to achieve an erection. Tribulus had been used as traditional medicine to treat sexual dysfunction and male infertility in Europe and Asia for many decades before improvement in scientific extraction techniques allowed identification of its active ingredient, protodioscin. Although they are often dismissed as ineffective solutions to impotence, more and more clinical research studies have found that herbs can help impotent men. The physician squeezes the glans (head) of the penis, which immediately causes the anus to contract if nerve function is normal. Prescribed drugs used to treat high blood pressure, ulcers, depression, and prostate cancer, as well as medications to prevent baldness or aid in dieting, can have side effects that include impotence. It is estimated that between 50% and 60% of diabetic men are impotent. Impotence caused by psychological factors is often temporary; it lasts as long as the underlying factor is still there. No known side effects are linked with this herb. It is normal for a man to have five to six erections during sleep, especially during rapid eye movement (REM).