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By: Dr. Vasisht

Male breast enlargement can be frustrating, embarrassing and difficult to understand. Many men assume excess chest fullness is related to normal weight gain, but that is not always the case. In many instances, enlarged male breasts are caused by gynecomastia, a common condition involving the growth of glandular breast tissue.

While gynecomastia is not usually harmful, it can affect confidence, clothing choices and overall quality of life. Understanding what causes gynecomastia and the factors that increase your risk can help you determine the best path forward.

At South Shore Plastic Surgery in Voorhees Township, NJ, Dr. Bhupesh Vasisht helps patients identify the underlying cause of their condition and explore treatment options that create a flatter, firmer and more masculine chest contour.

What Is Gynecomastia?

Gynecomastia is the benign enlargement of glandular breast tissue in males. It develops when the balance between testosterone and estrogen shifts, allowing breast tissue to grow.

Although estrogen is commonly thought of as a female hormone, men naturally produce small amounts of it. Normally, testosterone levels are significantly higher and help maintain male physical characteristics. When testosterone decreases or estrogen increases, breast tissue may enlarge.

Gynecomastia can affect one or both breasts and may develop at any age. Some men notice mild swelling beneath the nipples, while others experience more significant enlargement that affects the overall appearance of the chest.

Unlike excess fat, glandular breast tissue cannot typically be eliminated through diet and exercise alone.

Common Causes of Gynecomastia

While hormonal imbalance is the primary cause of gynecomastia, several different factors can contribute to these hormonal changes. Some causes are temporary and resolve on their own, while others may require medical treatment or surgical correction. Understanding the most common causes can help patients identify potential risk factors and determine when it may be time to seek professional evaluation.

Natural Hormonal Changes

Gynecomastia often occurs during periods of dramatic hormonal fluctuation.

Newborn boys may temporarily develop enlarged breast tissue due to exposure to maternal hormones. During puberty, changing hormone levels can also cause temporary breast enlargement. In many adolescents, the condition resolves naturally as hormone levels stabilize.

Older men may develop gynecomastia as testosterone production gradually declines with age. At the same time, increased body fat can contribute to higher estrogen levels, creating an environment that promotes breast tissue growth.

Medications

Certain medications can interfere with hormone balance and contribute to gynecomastia.

Examples include anti-androgen medications used to treat prostate conditions, certain antidepressants, some heart medications, ulcer treatments and select antibiotics. In some cases, changing medications under a physician’s supervision may help address the issue.

If you notice changes in your chest after beginning a new medication, it is important to discuss your concerns with your healthcare provider.

Substance Use

Several recreational substances and performance-enhancing drugs have been linked to gynecomastia.

Anabolic steroids are among the most common causes in younger men and athletes. These substances can disrupt normal hormone production and increase the likelihood of glandular tissue growth.

Marijuana, excessive alcohol consumption, heroin and certain other drugs may also contribute to hormonal changes associated with gynecomastia.

Underlying Medical Conditions

Certain health conditions can affect hormone production and regulation, increasing the risk of developing gynecomastia.

These conditions may include:

  • Thyroid disorders
  • Liver disease
  • Kidney disease
  • Hypogonadism (low testosterone)
  • Pituitary gland disorders
  • Adrenal gland abnormalities
  • Hormone-producing tumors

When gynecomastia develops suddenly or is accompanied by other symptoms, further medical evaluation may be recommended to identify any underlying causes.

Risk Factors That Increase Your Chances of Developing Gynecomastia

While hormonal imbalance remains the primary cause, several factors can increase your likelihood of developing gynecomastia.

Obesity

Excess body fat can contribute to higher estrogen levels because fat tissue helps convert testosterone into estrogen. This hormonal shift may increase the likelihood of breast tissue enlargement. Obesity can also cause pseudogynecomastia, which involves fat accumulation in the chest area rather than true glandular tissue growth.

Aging

As men age, natural declines in testosterone production become more common. These hormonal changes make gynecomastia increasingly likely in middle-aged and older adults.

Family History and Genetics

Certain inherited conditions can increase the risk of hormone-related breast tissue growth. Men with genetic disorders that affect testosterone production may be more susceptible to developing gynecomastia.

Anabolic Steroid Use

Performance-enhancing drugs remain one of the most significant risk factors among athletes and bodybuilders. Even short-term steroid use can alter hormone levels and contribute to breast enlargement.

Chronic Health Conditions

Conditions affecting the endocrine system, liver, kidneys or thyroid gland may increase the risk of hormonal imbalance and the development of gynecomastia.

How Gynecomastia Is Treated

When glandular breast tissue persists despite lifestyle changes, surgery often provides the most effective solution.

Glandular Tissue Excision

Surgical excision directly removes the dense glandular tissue responsible for gynecomastia. Through carefully placed incisions, excess tissue is removed while preserving a natural chest appearance.

This approach can significantly flatten the chest and improve overall contour.

VASER Liposuction

Many patients have a combination of glandular tissue and excess fat. VASER liposuction uses ultrasound-assisted technology to target and remove unwanted fat while preserving surrounding structures.

This advanced technique allows for precise sculpting and enhanced chest definition.

Skin Tightening

In cases involving significant skin laxity, skin tightening techniques may be incorporated into treatment. This can help improve firmness and create a smoother, more refined chest contour.

Combining tissue removal with skin tightening often produces the most natural-looking result.

Regain Confidence With Expert Gynecomastia Treatment in New Jersey

Living with gynecomastia can affect far more than your appearance. It can impact your confidence, comfort and willingness to participate in activities you enjoy. Fortunately, effective treatment options are available.

At South Shore Plastic Surgery in Voorhees Township, NJ, Dr. Vasisht offers advanced gynecomastia treatment tailored to each patient’s needs. Whether your condition is caused by glandular tissue, excess fat or a combination of both, Dr. V can help create a flatter, firmer and more masculine chest contour.

Schedule a consultation today to learn more about your options and take the first step toward renewed confidence.

Frequently Asked Questions About Gynecomastia

Can gynecomastia go away on its own?

Some cases, particularly those that occur during puberty, may resolve naturally as hormone levels stabilize. However, long-standing gynecomastia is less likely to improve without treatment.

Can exercise get rid of gynecomastia?

Exercise can help reduce excess body fat, but it cannot eliminate glandular breast tissue. Patients with true gynecomastia often require surgical correction to achieve a flatter chest.

Am I a candidate for gynecomastia surgery?

Healthy men who are bothered by persistent breast enlargement and have realistic expectations are often excellent candidates for gynecomastia surgery. A consultation can determine whether treatment is appropriate for your situation.