Healthy life Prostate Stimulator whiteMassage aid for prostate car massage . Healthy life Prostate Stimulator white acts on both the prostate and the perineum (the muscular area between the rectum and scrotum), for which it uses the natural contractions of the sphincter muscle. As a result, the pressure exerted against the prostate is adequate and safe . With regular use, the pressure may increase over time. How does Healthy life Prostate Stimulator work? Once inserted into the rectum,