Why are Jews not allowed to waste any semen?

The written Torah doesn't specifically prohibit masturbation--it's not one of the 613 laws--but the Oral Law is more explicit on this. Basically, any sexual act where semen doesn't enter a vagina is considered using "sperm in vain" (זרע לבטלה). read more

The written Torah doesn't specifically prohibit masturbation--it's not one of the 613 laws--but the Oral Law is more explicit on this. Basically, any sexual act where semen doesn't enter a vagina is considered using "sperm in vain" (זרע לבטלה). read more

However, as a general observation, it must be said that masturbation is also a Jewish law like any other Jewish law: while it must be observed, it is recognized that it was given to human beings who can fall prey to normal, human failings. read more

) b) According to the teachings of kabbalah, every holy union between husband and wife creates holy souls. read more