Does Testosterone Lower Your Voice? Surprising Facts! 2023

Last Updated: 30 November 2023

Have you ever pondered the intriguing question, “Does testosterone lower your voice?” This question taps into the fascinating world of how hormones influence our physical attributes. Testosterone, a key hormone, plays a pivotal role in shaping various aspects of our bodies and health.  

Understanding the relationship between testosterone and physical changes, especially in voice modulation, is not just a matter of curiosity but also crucial for a comprehensive grasp of human biology. So, have you ever wondered if testosterone really has the power to change your voice? Let’s dive into the science behind this intriguing question. 

Table of Contents

Understanding Testosterone  & Its Role in the Body 

Testosterone, a hormone often associated with masculinity, plays a crucial role in developing physical traits. But how exactly does it affect your voice, and does it work the same way across different genders?

Let’s delve into the definition, role, and impact of testosterone to unravel this mystery. 

Testosterone is a steroid hormone predominantly produced in the testes of males and the ovaries of females, though in much smaller amounts. It’s also produced in the adrenal glands in both genders. 

It’s primarily known for its role in developing male reproductive tissues and promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair. 

Testosterone also plays a vital role in general health and well-being, influencing energy levels, mood, and cognitive function. 

How Hormones Influence Physical Traits 

Hormones like testosterone act as chemical messengers in the body, influencing the growth and function of various organs and tissues. 

In terms of physical traits, testosterone triggers changes during puberty, such as deepening of the voice, increased muscle mass, and facial hair growth in males. Testosterone may also cause joint pain in men.

The hormone works by binding to androgen receptors in various cells, initiating changes in gene expression that lead to these physical developments. 

The Science of Voice 

The human voice is a remarkable instrument, influenced by various biological factors. In this exploration, you will delve into the mechanics of voice production, the elements that contribute to voice pitch and depth, and the notable differences in voice patterns between males and females. 

Voice Production Mechanics 

The voice is produced by the vibration of the vocal cords, which are in the larynx or voice box. 

When we speak, air from the lungs is pushed up through the vocal cords. As air passes through, the cords vibrate, producing sound. 

The frequency of these vibrations determines the pitch of the voice, while the volume of the sound is controlled by the force of the air. 

Factors Contributing to Voice Pitch and Depth 

Following factors contribute to your voice pitch and dept:

Size and Thickness of Vocal Cords: Generally, thicker and longer vocal cords produce deeper, lower-pitched sounds. This is why men typically have deeper voices than women. 

Hormonal Influences: Hormones, particularly testosterone, can cause the vocal cords to grow thicker and longer, thus lowering the pitch of the voice. 

Physical Development: Changes during puberty, such as the growth of the larynx and the thickening of vocal cords, significantly affect voice pitch and depth. 

Differences in Male and Female Voice Patterns

Puberty Changes: In males, the surge in testosterone during puberty leads to a significant deepening of the voice. In females, the change is less pronounced due to lower levels of testosterone. 

Vocal Cord Size: On average, adult males have longer and thicker vocal cords than females, resulting in a natural difference in pitch and tone. 

Resonance: The size and shape of the throat and mouth also contribute to voice resonance, which differs between genders, further accentuating the distinction in voice patterns. 

Does Testosterone Lower Your Voice?

Yes, testosterone can lower the pitch of a person’s voice. This is particularly noticeable during puberty in males. Testosterone, a key male sex hormone, plays a significant role in the development of male reproductive tissues and secondary sexual characteristics, including the deepening of the voice.

Following are the impacts of testosterone on voice:

Hormonal Impact on Vocal Cords 

Testosterone is known to influence the growth and development of the vocal cords. Increased levels of this hormone, particularly during puberty, lead to the thickening and lengthening of the vocal cords, resulting in a deeper voice. 

Studies have shown that individuals undergoing testosterone therapy, such as transgender men, experience a lowering of voice pitch because of these hormonal changes. 

Voice Deepening During Puberty in Males 

During puberty, males experience a significant increase in testosterone production. This surge is responsible for various secondary sexual characteristics, including voice deepening. 

The larynx, or voice box, grows larger during this period, often referred to as the “voice breaking” phase, where the voice may fluctuate before settling into a deeper tone. 

Case Studies and Research Findings 

A study of Personality and Individual Differences assessed voice pitch, or fundamental frequency, and salivary testosterone levels in 61 male and 88 female college students. Males with lower pitched voices had considerably higher testosterone levels, whereas females did not. About the same amount as previously observed correlations between testosterone and behavior, this impact had the same size.

There are two reasonable theories as to why testosterone and pitch may be related. A physiological reason might be that testosterone modifies the vocal folds’ length, tension, or mass. The other is psychological, where testosterone influences a person’s choice of vocalization as a tactic for social engagement. (1) 

Testosterone Therapy and Vocal Changes 

Testosterone therapy, used in various medical scenarios like gender transition and hypogonadism treatment, can have significant effects on the voice.

What is Testosterone Therapy? 

Testosterone therapy involves supplementing the body with testosterone, typically in cases where natural levels are low or for gender-affirming treatment. 

It can be administered in various forms, including injections, patches, gels, or tablets. However the safest way to boost testosterone hormone is to take natural testosterone testosterone boosters like TestoPrime Testosterone Booster Pills.

Other Factors Influencing Voice  Pitch and Depth

Genetics, health conditions, and even environmental factors play a role in shaping our voices. This section aims to explore these diverse elements and how they interact with testosterone to determine the unique qualities of our voices.  

Following are the factors affecting voice pitch and depth:


Genetic makeup is a primary determinant of voice characteristics. Inherited traits can dictate the size and shape of the vocal cords and larynx, significantly influencing voice pitch and depth. 

Studies have shown that voice traits can run in families, indicating a strong genetic component. 

Health Conditions

Various health issues can impact voice quality. Conditions like laryngitis, vocal cord nodules, and hormonal imbalances can alter voice pitch and depth. 

Thyroid disorders, for instance, can lead to hormonal changes that may affect the voice. 

Environmental Factors

Chronic exposure to certain environments, like excessive shouting or singing, can strain and potentially damage vocal cords, leading to changes in voice. 

Smoking and other lifestyle choices can also have a long-term impact on voice quality. 

The Role of Testosterone Relative to These Factors 

Interplay with Genetics

Testosterone works within the genetic framework of an individual. For example, someone genetically predisposed to have a deeper voice may experience more pronounced effects from increased testosterone levels. 

The hormone’s influence is also modulated by the body’s sensitivity to it, which can vary based on genetic factors. 

Testosterone and Health Conditions

In cases of hormonal imbalances or conditions like hypogonadism, testosterone levels can directly affect voice pitch and depth. There some evidence that testosterone can change your voice. Read here more: Does Testosterone Change Your Voice?

Testosterone therapy in such health conditions can lead to noticeable changes in the voice, as the hormone levels are brought to a more typical range for the individual’s gender. 

Environmental and Lifestyle Interactions

While testosterone plays a role in developing the voice, environmental factors can either enhance or diminish its effects. 

For example, a person with naturally higher testosterone levels might still experience voice changes if they engage in behaviors that strain the vocal cords. 

Myths vs. Facts about Testosterone’s Impact on Voice

Following are some of the common myths about testosteroen hormone’s impact on voice pitch and depth.

Myth: Testosterone Always Causes a Dramatic Lowering of the Voice 

Fact: While testosterone can lead to voice deepening, especially during puberty, the extent of change varies. Not everyone experiences a dramatic shift in voice pitch, and factors like genetics and overall health also play a significant role. 

Myth: Testosterone Supplements Can Deepen the Voice at Any Age 

Fact: The impact of testosterone on the voice is most significant during puberty when the vocal cords are still developing. In adults, the effect of additional testosterone on voice pitch is usually minimal. 

Myth: Only Men Experience Voice Changes Due to Testosterone 

Fact: Testosterone is present in both men and women, albeit in different amounts. Women with higher levels of testosterone, whether naturally occurring or due to therapy, may also experience changes in their voice. 

Myth: Voice Changes Due to Testosterone Are Immediate 

Fact: Voice deepening due to testosterone, particularly in cases like gender transition, is a gradual process. It can take several months to a year for significant changes to be noticeable. 

Myth: Testosterone Therapy for Voice Deepening is Completely Safe 

Fact: While testosterone therapy can be safe when monitored by a healthcare professional, it’s not without risks. Potential side effects should be carefully considered and discussed with a medical expert. 

Myth: Stopping Testosterone Therapy Will Reverse Voice Changes 

Fact: Changes to the voice, once they have occurred due to testosterone, are typically permanent. Stopping testosterone therapy will not reverse the deepening of the voice. 

When to Consult a Professional 

You may consult a professional for advice in the following situations:

Noticing Significant Changes in Voice

If you experience a noticeable change in your voice that is sudden or concerning, it’s important to consult a healthcare provider. This is particularly true if the changes occur outside of typical puberty years. 

Experiencing Voice Strain or Discomfort

If changes in your voice are accompanied by pain, discomfort, or strain, seeking medical advice is important to rule out any underlying conditions or damage to the vocal cords. 

FAQs About Testosterone Lowering Your Voice 

What effect does testosterone have on the vocal cords?

Testosterone therapy, especially in individuals transitioning to male, directly affects the vocal cords by making them thicker. Thicker vocal cords typically produce a deeper or lower pitch. 

Is the effect of testosterone on voice the same for everyone?

The impact of testosterone on voice can vary. While most people experience a significant change, for some, the effect might be mild. It’s rare for testosterone to have no effect, but the extent of change can be less than what some individuals hope for. 

Do all trans males need voice therapy after testosterone therapy?

Traditionally, not many trans males sought voice therapy as it was believed testosterone would suffice. However, with the increasing number of individuals transitioning, some realize they are not fully satisfied with the voice change and seek further assistance for aspects like intonation and resonance. 

Does testosterone therapy guarantee satisfaction with voice changes?

Testosterone primarily changes or lowers the pitch of the voice, but it may not necessarily lead to complete satisfaction with one’s voice. Outcomes are varied and should be assessed on a case-by-case basis. 

Can testosterone therapy make a voice louder?

Testosterone does not necessarily make one’s voice louder. Professional guidance might be useful for individuals looking to develop a “bigger” voice, especially in terms of projection and strength. 

Are the changes in voice due to testosterone therapy reversible?

The changes in voice pitch due to testosterone, such as the thickening of vocal cords and the lowering of pitch, are generally irreversible. 

Final Verdict on Testosterone Lowering  Your Voice

As you navigate the journey of understanding how testosterone impacts your voice, it’s natural to experience a mix of anticipation and uncertainty. The prospect of a deeper voice can be exciting, yet the variability of results may bring a sense of apprehension.

Remember, while testosterone typically leads to a lower pitch by thickening the vocal cords, the degree of change varies from person to person. It’s important to set realistic expectations and understand that satisfaction with one’s voice is a highly individual experience.

Read More about Testosterone Boosters:

Does Testosterone Make Your Hair Curly? Curly Revelation! 2023

Does Testosterone Make Your Face Puffy? The Surprising Truth! 2023

Sources & References

  1. James M Dabbs, Alison Mallinger, High testosterone levels predict low voice pitchamong men, Personality and Individual Differences, Volume 27, Issue 4, 1999, Pages 801-804, ISSN 0191-8869, 

About the Author & Medical Reviewer:

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Muhammad Muaz Sheikh

Muhammad Muaz is a seasoned professional in the realm of media and communication, boasting a Bachelor of Science in Mass Communication with a specialization in PR & Media Advertisement. With an innate understanding of effective communication strategies, Muaz has honed his expertise through extensive experience in various media houses, serving in key editorial roles. His journey in the field of media has equipped him with a profound understanding of storytelling and impactful content creation.

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Alexander Borsand, M.D

Dr. Alexander Borsand, MD, ABLM, is a distinguished board-certified Lifestyle Medicine Physician renowned for his expertise in weight management. With a wealth of experience, Dr. Borsand has dedicated his career to promoting holistic well-being through evidence-based approaches. His compassionate and personalized care has empowered countless individuals on their journeys to sustainable weight loss and improved health. His work has been featured on WebMD, Healthline, Yahoo, BecahBodyonDemand, MelMagazine, SingleCare and many more.