What are the harms of excessive masturbation in adolescents?

Patient's question:What are

Chronic prostatitis with blood in urine, what's the reason

Patient's question:Doctor: H

Every time you have sex with your girlfriend, it takes a long time for you to climax! It is

Patient's question:Detailed

After the first time, I don't know what to do! Should I buy her medicine!

Patient's question:Hello doc

Treatment for erectile dysfunction caused by masturbation

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The head of the penis has a broken foreskin and a drop of blood has come out. Is there a problem?

Patient's question:1. During

I usually don't want to ejaculate during sex, is there something wrong with me?

Patient's question:Patient A

It's all due to masturbation! Who can save me!

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Prostatitis (urgent reply, thank you)

Patient's question:Dear Teac

Is the epididymis softer than the testis?

Patient's question:Please as

During sex, unable to achieve ejaculation as desired

Patient's question:I can sta

Question: Does having had pubic lice prove it was definitely transmitted sexually?

Patient's question:Did havin

Regarding sexual life, how long is considered good for sexual activity?

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First sexual intercourse, my boyfriend said he could only go in halfway, and then he felt good

Patient's question:First sex

Patient's question:Doctor, h