Is Masturbation Good or Bad?
The medical consensus is that masturbation is a medically healthy and psychologically normal habit. According to the Merck Manual of Diagnosis and Therapy, referred to as The Merck Manual, the world's best-selling medical textbook, "It is considered abnormal only when it inhibits partner-oriented behaviour, is done in public, or is sufficiently compulsive to cause distress." *Source: Wikipedia
Watch the Video
English subtitles would be beneficial.
But on this topic, since I don't understand what the movie is saying there is a case for ensuring regular ejaculation. The fluid in your prostate will concentrate if it isn't used. Eventually, it will form crystals which can irritate the prostate. There are some studies that correlate prostate cancer to lower amounts of ejaculation frequency earlier in life.
There are few 'eternal questions' in literature and life and one of it is this question whether masturbation is good or not)