Masturbation and Penis Health: Common Concerns for Teens - Urology

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Masturbation, penile issues?


I would like to ask the doctor: 1.
Does masturbation affect the appearance of the penis? I am currently in middle school and started masturbating in the fourth grade.
I have noticed that the color of my penis has darkened.
Is this caused by masturbation? 2.
Is it normal for the penis to curve upward? When erect, it is very close to my abdomen.
If this is not normal, how can I improve it? 3.
Is starting to masturbate in the fourth grade too early? 4.
I am 13 years old, and my penis measures 14 cm in length and 11 cm in circumference.
Is this normal? 5.
Is it normal to feel the urge to urinate after ejaculation? Should I go to the bathroom?

nai cha, 10~19 year old female. Ask Date: 2023/05/25

Dr. Du Shixi reply Urology


Hello: 1.
Does masturbation affect the appearance of the penis? I am currently in middle school and started masturbating in the fourth grade.
I noticed that the color of my penis has darkened.
Is this caused by masturbation? --> It is unlikely.
2.
Is it normal for the penis to curve upward? When erect, it is very close to the abdomen.
If it is not normal, how can it be improved? --> It cannot be improved, but it is mostly harmless.
If you are concerned, you should see a doctor.
3.
Is starting to masturbate in the fourth grade too early? --> No.
4.
I am 13 years old, and my penis measures 14 cm in length and 11 cm in width.
Is this normal? --> Normal.
5.
Is it normal to feel the urge to urinate after ejaculation? Should I go urinate? --> It is normal, and you should go urinate.
Wishing you good health.

Reply Date: 2023/05/25

More Info


Understanding masturbation and penis health is a common concern for many teenagers, and it's important to address these questions with accurate information and reassurance. Let's break down your questions one by one.

1. Does masturbation affect the appearance of the penis?
Masturbation itself does not cause any permanent changes to the appearance of the penis. However, it is common for the skin on the penis to appear darker due to increased blood flow and friction during masturbation. This is a normal physiological response and should not be a cause for concern. If you notice any unusual changes, such as persistent discoloration or irritation, it may be worth consulting a healthcare professional.

2. Is it normal for the penis to curve or point upwards?
It is completely normal for the penis to have a slight curve or to point upwards when erect. Each person's anatomy is unique, and variations in shape and angle are common. If the curvature is severe or causes pain during erections, it might be a condition known as Peyronie's disease, which would require medical evaluation. However, a slight upward angle is generally considered normal.

3. Is starting masturbation at a young age (like in fourth grade) too early?
Masturbation is a natural behavior that many individuals begin exploring during puberty, which can start as early as age 9 or 10 for some boys. Starting at a younger age, such as in fourth grade, is not uncommon. It is a normal part of sexual development and exploration. As long as it does not interfere with daily activities or responsibilities, it is generally considered a normal behavior.

4. Is a penis size of 14 cm in length and 11 cm in width at age 13 normal?
At age 13, penis size can vary widely among individuals. The average erect penis size is typically around 12 to 16 cm in length, and your measurements fall within this range. It's important to remember that everyone develops at their own pace, and size does not determine worth or masculinity. If you have concerns about growth or development, discussing them with a trusted adult or healthcare provider can be helpful.

5. Is it normal to feel the urge to urinate after ejaculation?
Yes, it is normal to feel the urge to urinate after ejaculation. This is because the urethra, which carries urine from the bladder, also serves as the passage for semen during ejaculation. The sensation can be due to residual semen in the urethra or the body's natural response after sexual activity. If you feel the need to urinate, it is perfectly fine to do so.

In summary, many of the concerns you have are common among teenagers and are often part of normal sexual development. If you ever feel uncertain or anxious about your body or health, it is always a good idea to talk to a trusted adult or healthcare professional. They can provide you with accurate information and support. Remember, taking care of your mental and physical health is important, and seeking help when needed is a sign of strength.

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