One may masturbate as much as one desires or needs to.
Masturbation is fun, pleasant, enjoyable, safe, healthy, normal, harmless, contributes to prostate health, relieves sexual tension, and pain from overfilled seminal vesicles. Masturbation aids sleep when done before bedtime. Frequent masturbation prevents wet dreams, and the painful condition known as “blue balls”. Masturbation leaves one with a feeling of relaxation, contentment, and well-being. One cannot get an STD from masturbation.
Masturbation is beneficial because it provides for the need to ejaculate semen.
Masturbation is not mentioned in the Bible, so there is no reason to believe that it is sinful or immoral.
Masturbation is considered harmless, but circumcised guys may get friction irritation if they don’t use lubrication.