Low male testosterone is clinically known as male hypogonadism. Benefits include practical tips to keep you healthy and vibrant, up-to-date health news explained simply and clearly, and special promo codes to use for our online courses, special reports, and more. Testosterone therapy does not appear to increase the risk of prostate cancer, but it can stimulate the growth of prostate cancer cells. Testosterone production naturally increases during puberty but then starts to decrease after age 30. Stay on top of latest health news from Harvard Medical School. Sign up for HEALTHBeat and receive trusted health information delivered right to your inbox. Get the latest in health news delivered to your inbox! No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician. However, the optimal amount of testosterone is far from clear. Low testosterone levels can lead to feelings of sadness or develop into depression. Male testosterone directly influences muscle mass, body hair, and overall body development and form. Testosterone is sometimes referred to as the "male" hormone, even though it’s a sex hormone that all humans have. Testosterone is the sex hormone most responsible for the male sex drive and libido. A decrease in testosterone levels is a natural result of aging. Even with an abnormally low level that is replicated on a repeat test, the decision to begin testosterone replacement therapy and the proper dose requires a careful conversation with your doctor. We source research from peer-reviewed medical journals, top government agencies, leading academic institutions, and respected advocacy groups. You can test your levels with an at-home kit or a blood test. Testosterone levels begin to decline when you reach your mid-thirties, and drop further as you age. Hone’s at-home hormone assessment can determine if you qualify for treatment. If you’ve been experiencing low testosterone symptoms, then it may be time to explore TRT. Our simple test gets mailed to your home and uses a few drops of blood to test for a wide range of biological markers, that are crucial to understanding your hormonal levels. Dysregulation of this feedback mechanism can lead to a variety of pathophysiological conditions, particularly testosterone deficiency; such disruptions may occur due to aging, disease processes, or lifestyle factors, underscoring the importance of accurate diagnosis and appropriate therapeutic interventions . An outline of the major hormonal changes that take place in men throughout their lives is given in this introduction, with special attention to testosterone's crucial role in controlling a wide range of physiological processes. Encourage seeking professional help rather than suffering in silence. Be patient with mood changes and decreased libido, understanding these are symptoms, not character flaws. However, testosterone replacement is not right for everyone. The emotional and cognitive effects can be quite significant and are often underrecognized. What's challenging is that these symptoms develop gradually, so men often attribute them to "just getting older" rather than recognizing them as potentially treatable hormonal changes. Men also report changes in sleep patterns, sometimes accompanied by night sweats, and a reduction in bone density over time. That's why proper evaluation by a health care provider is essential rather than self-diagnosing. However, it's important to understand that not every symptom men experience in midlife is due to low testosterone. Testosterone, however, tends to decline more slowly in males, often cited at approximately 1% to 2% per year. If you thought testosterone was only important in men, you'd be mistaken. Testosterone may also help maintain normal mood. The pituitary gland then relays signals to the testes to produce testosterone. Signals sent from the brain to the pituitary gland at the base of the brain control the production of testosterone in men. It is essential to the development of male growth and masculine characteristics. There's more to testosterone than guys behaving badly. Some of the side effects of low testosterone—such as sexual dysfunction and weight gain—can bring on the blues. Excess body fat can, through a complex interaction of hormones and enzymes lower testosterone levels. When your testosterone levels drop, your body turns catabolic instead, breaking down muscle tissue instead of building it up, Dr. Werthman says. If low T is truly to blame for what you're feeling, many of the health side effects of low testosterone can be reversed, or at least improved, with testosterone therapy. One of the biggest worries about declining testosterone levels is the chance that sexual desire and performance will be affected. Medical intervention can increase testosterone levels or help you manage specific symptoms.