Breast Concerns in Boys: Care Instructions
Overview
Hormones sometimes cause breast growth in male children. This is called gynecomastia. Using some medicines
also can cause breast growth. It can also be caused by a medical condition.
In babies, this usually goes away in a few weeks to a year after birth. In preteen and teenage boys, this
often goes away within 6 months but may last up to 2 years. Many boys get this breast growth from rapid
hormone changes during puberty.
Talk with your doctor if your teen is concerned about breast size or shape or is worried by these changes.
Follow-up care is a key part of your child's treatment and safety. Be sure to make and go to all
appointments, and call your doctor if your child is having problems. It's also a good idea to know your
child's test results and keep a list of the medicines your child takes.
How can you care for your child at home?
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If your child's breasts are tender, he can put a cold washcloth or ice pack on them for 10 to 20 minutes
at a time. Put a thin cloth between the ice and the skin.
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Tell your doctor about all medicines your child takes. Some medicines can cause breast growth in boys.
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Advise your son to wear loose-fitting shirts. This will make the breast growth easier to hide. Also, a
loose shirt will not rub the breasts as much as a tight shirt.
When should you call for help?
Watch closely
for changes in your child's health, and be sure to contact your doctor if:
Current as of: October 24, 2023
Content Version: 14.0
Care instructions adapted under license by your
healthcare professional. If you have questions about a medical condition or this instruction, always ask
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this information.