In this guide10 sections
- Key Points
- Is Gyno Normal for a Teenager?
- Does Teenage Gynecomastia Go Away?
- How to Get Rid of Gyno as a Teen
- When Should a Teenager See a GP About Gyno?
- Can Teenagers Get Gynecomastia Surgery?
- How Gyno Affects Teenagers, and How Parents Can Help
- Frequently Asked Questions
- Gynecomastia Treatment at Centre for Surgery from 18
- References
Key Points
- Gyno is very common in teenage boys. It is caused by normal hormone changes in puberty and is not your fault.
- Most teenage gynecomastia goes away by itself, usually within one to three years, without any treatment.
- To get rid of gyno as a teen, give it time, see your GP, keep to a healthy weight and avoid things that make it worse, such as cannabis, anabolic steroids and gym supplements.
- Exercise and weight loss can reduce chest fat, but they cannot shrink true gland tissue.
- Private clinics in the UK, including Centre for Surgery, do not operate on anyone under 18. In rare cases the NHS treats younger patients through specialist teams.
- See a GP promptly for a hard or fast-growing lump, nipple discharge, skin changes, or if gyno is affecting your mood or school life.
If you are a teenager with gyno, or the parent of one, the most important thing to know is that it is common and usually temporary. Around half of boys develop some breast tissue during puberty,[1] and most cases settle without any treatment as hormones balance out.[2] Surgery is not available privately in the UK until 18, and for most teenagers it never becomes necessary.
This guide is written for teenagers and their parents. It explains why gyno happens in puberty, whether teenage gynecomastia goes away, what actually helps while you wait, when to see a GP, and what happens if it is still there at 18. Our guide to whether gynecomastia goes away on its own covers the timeline in more detail, and our guide to the best age for gynecomastia surgery covers adults.
Is Gyno Normal for a Teenager?
Yes. During puberty your body makes more testosterone, but it also makes oestrogen, and for a while the balance can tip slightly towards oestrogen. That is enough to make a small disc of breast tissue grow behind one or both nipples. Pubertal gynecomastia most often starts around 13 or 14.[2]
It usually shows up as:
- a small, firm, rubbery lump directly under the nipple;
- puffy nipples that stick out under a t-shirt;
- tenderness or soreness, especially when something rubs against it; or
- a difference between the two sides, as it often starts on one side first.
It is not a sign that anything is wrong with you, and it is not caused by anything you did. Some boys also carry extra fat on the chest, which looks similar but is not the same thing; our guide to gyno vs chest fat explains the difference, and our guide to puffy nipples covers the mildest form.
Does Teenage Gynecomastia Go Away?
In most boys, yes. A 2017 review of adolescent gynecomastia in Acta Biomedica ↗ found that pubertal gynecomastia goes away by itself in 75 to 90% of teenagers, usually over one to three years.[2] The tenderness tends to settle first, followed by the lump.
It is less likely to go away if it has lasted more than two years, if it is large, or if it is still there once puberty has finished in your late teens. Long-standing gland becomes firmer and more fibrous and stops responding to hormone changes.[1] That is the point at which surgery after 18 becomes worth discussing.
How to Get Rid of Gyno as a Teen
There is no quick fix, and anything sold online as a “gyno pill” or cream will not remove gland tissue. What does help is this:
Give it time, and see your GP
Most teenage gyno settles on its own, so the first step is usually to wait and keep an eye on it. A GP visit is still worthwhile. Your GP can examine you, check for anything else that could be causing it, look at any medicines you take, and refer you to an NHS specialist if needed. It is fine to bring a parent along.
Avoid the things that make it worse
Some substances can trigger or worsen gynecomastia at any age. The main ones for teenagers are cannabis, anabolic steroids, SARMs and “testosterone boosters” or other bodybuilding supplements, and alcohol.[1] Some prescribed medicines can cause it too, but never stop a prescribed medicine without talking to your doctor first. Our guide to the causes of gynecomastia lists the common triggers.
Keep to a healthy weight
If some of the fullness is fat, eating well and staying active can reduce it. Crash diets are not the answer and can harm your growth and health. Weight loss will not shrink true gland tissue, and slim, sporty boys can have gyno too.
Train your chest, but know its limits
Press-ups and chest exercises build the muscle underneath and can improve your posture and shape. They will not get rid of the gland itself, as our guide to whether exercise gets rid of gynecomastia explains.
Clothes that help in the meantime
Layers, darker colours, patterned or slightly thicker t-shirts all make gyno less noticeable. A compression vest designed for men can flatten the chest under clothes. It should feel snug, not painful, and must never restrict your breathing.
Medication is a specialist decision
For a small number of teenagers with painful or persistent gyno, a hospital specialist may consider an anti-oestrogen medicine. It works best early on and is not licensed for this use, so it is only ever prescribed after specialist assessment.[2]
When Should a Teenager See a GP About Gyno?
It is always reasonable to see a GP about gyno. Book an appointment promptly if you notice any of the following:[1]
- a lump that is hard, fixed in place, growing quickly or not centred under the nipple;
- discharge or bleeding from the nipple, or changes to the skin over the breast;
- breast growth before puberty has started, or very large or fast growth;
- a lump or swelling in a testicle; or
- gyno that is affecting your mood, sleep, schoolwork or friendships.
Can Teenagers Get Gynecomastia Surgery?
Not privately in the UK. Private cosmetic surgery clinics, including Centre for Surgery, only treat adults aged 18 and over. General Medical Council guidance requires doctors to take particular care with cosmetic interventions for anyone under 18, to involve teams with paediatric expertise and to act only in the young person’s best interests.[3]
In rare cases, the NHS does operate on teenagers, through specialist paediatric plastic surgery teams. This is usually considered only when gyno has lasted a long time, is large, or is causing serious distress, and after an assessment for any underlying cause. Studies from specialist adolescent clinics show surgery can improve quality of life and self-esteem in young people, with high satisfaction,[4][5] although complications such as leftover tissue are not unusual,[4] and operating before puberty has finished leaves room for new tissue to grow later. If you think your gyno is severe enough to need this, your GP is the person to discuss it with.
If gyno is still there once you turn 18, you are welcome to book a consultation with us. Our guide to gynecomastia surgery explains the operation, and our guide to whether gynecomastia surgery is worth it weighs up the benefits and risks.
How Gyno Affects Teenagers, and How Parents Can Help
Gyno can be hard to live with at an age when bodies are on show in changing rooms and at the pool. In a Boston Children’s Hospital study of 47 teenagers with gynecomastia ↗, those affected had lower self-esteem and poorer social functioning and mental health than boys without it, however mild their gyno was.[6] A 2025 study found teenagers with gynecomastia were twice as likely to be bullied, and many changed how they dressed or avoided changing rooms and swimming.[7]
If you are a parent, a few things make a real difference:
- talk about it calmly and privately, and never tease or make jokes about it, even kindly;
- reassure him that it is common, caused by puberty and usually temporary;
- offer to go with him to the GP;
- ask the school about private changing options for PE if he is struggling; and
- watch for signs of low mood, withdrawal or bullying, and get help from the GP if you see them.
If you are a teenager and finding things hard, talk to a parent, a trusted teacher or your GP. You are not the only one going through this.
Frequently Asked Questions
Can teenage gyno go away?
Yes. Pubertal gynecomastia goes away by itself in most teenage boys, usually within one to three years. It is less likely to go away if it has lasted more than two years or is still there after puberty has finished.
Is gyno normal for a 14-year-old?
Yes. 13 to 14 is the most common age for pubertal gyno to appear. A tender lump under one or both nipples at this age is usually a normal part of puberty, but it is still worth a GP check.
Can I get gyno surgery at 16?
Not at a private clinic in the UK, and not at Centre for Surgery. At 16 gyno often still settles by itself. In rare, severe cases the NHS can assess younger patients through specialist teams, so speak to your GP.
Will stage 1 gyno go away?
Mild (grade 1) gyno in a teenager is the most likely to go away by itself, as there is only a small amount of tissue. If it is still there in your late teens or early 20s, it is less likely to shrink.
What can I do against gyno?
Give it time, see your GP, stay at a healthy weight and avoid cannabis, anabolic steroids and gym supplements. Clothes and a compression vest can help it look less noticeable while you wait.
Can I live with gynecomastia?
Yes. Gynecomastia is not harmful in itself, and many men live with it without any problems. Treatment is only needed if it bothers you, or if a doctor finds an underlying cause.
Can girls get gyno?
No. Gynecomastia means breast tissue growing in boys and men. Breast development in girls is a normal part of puberty.
Is gynecomastia dangerous for teenagers?
It is almost always harmless. Rarely, it can be linked to a hormone problem, a medicine or another condition, which is why a GP check is a good idea, especially for a hard or one-sided lump.
Gynecomastia Treatment at Centre for Surgery from 18
Centre for Surgery treats gynecomastia in adults aged 18 and over. Surgery is performed by GMC-registered plastic surgeons, and the surgeon who assesses you is the surgeon who performs your surgery, as a day case at our Baker Street hospital, rated Good by the Care Quality Commission for being safe, effective, caring and responsive. If your gyno is still there at 18, our gynecomastia surgery cost guide sets out the prices, and your consultation fee is redeemable against the cost of your procedure.
Phone: 020 7993 4849 | Email: contact@centreforsurgery.com | Address: 95–97 Baker Street, London W1U 6RN
References
- Kanakis GA, Nordkap L, Bang AK, et al. EAA clinical practice guidelines: gynecomastia evaluation and management. Andrology 2019;7(6):778–793. doi:10.1111/andr.12636 ↗
- Soliman AT, De Sanctis V, Yassin M. Management of adolescent gynecomastia: an update. Acta Biomedica 2017;88(2):204–213. doi:10.23750/abm.v88i2.6665 ↗
- General Medical Council. Guidance for doctors who offer cosmetic interventions: communication, partnership and teamwork, paragraphs 32–35 (children and young people). gmc-uk.org ↗
- McNamara CT, Nuzzi LC, Firriolo JM, et al. Complications and quality of life following gynecomastia correction in adolescents and young men. Plastic and Reconstructive Surgery 2022;149(6):1062e–1070e. doi:10.1097/PRS.0000000000009089 ↗
- Choi BS, Lee SR, Byun GY, Hwang SB, Koo BH. The characteristics and short-term surgical outcomes of adolescent gynecomastia. Aesthetic Plastic Surgery 2017;41(5):1011–1021. doi:10.1007/s00266-017-0886-z ↗
- Nuzzi LC, Cerrato FE, Erikson CR, et al. Psychosocial impact of adolescent gynecomastia: a prospective case-control study. Plastic and Reconstructive Surgery 2013;131(4):890–896. doi:10.1097/PRS.0b013e3182818ea8 ↗
- Çalışkan Y, Kocabey Sütçü Z, Aytaç Kaplan EH. Peer victimization and psychological outcomes in adolescents with pubertal gynecomastia: a case-control study. Journal of Clinical Research in Pediatric Endocrinology 2026;18(2):296–304. doi:10.4274/jcrpe.galenos.2025.2025-10-3 ↗
