What is masturbation, is it harmful whether it is ejaculation or not, which is more harmful

Patient's question:

I don't know what masturbation is, whether it is harmful whether it is shot or not, which is more harmful. The first question supplement: Do people who have never had masturbation experience will have a problem affecting their children in the future? Is the child born with

Doctor's answer:

Hello, masturbation is an act of stroking the genitalia with the hands to achieve self-release of sexual desire during sexual arousal. In China, some people also emphasize that the act of stroking the genitalia itself does not constitute masturbation; only when this act leads to ejaculation in men or sexual satisfaction in women is it considered masturbation. This phenomenon generally occurs more frequently among teenage boys and girls. If masturbation is frequent, the harm is the same whether ejaculation occurs or not.