Research-backed tools, tactics, and techniques to maximize your health, delivered to your inbox every Monday. Joshua Calvert, M.D., is a urologist who specializes in vasectomy and vasectomy reversal, Peyronie’s disease, testosterone management, and male infertility. Austin Letorney is a writer who covers health, entertainment, lifestyle, and fitness. These include testosterone levels, medical history, symptoms, and how well the patient responds to each treatment. In men with normal testosterone levels, it usually does not improve erections. Some men may stop therapy if their testosterone levels improve or if side effects develop. If blood testosterone levels are too low or symptoms do not improve, the dose may be increased. Keeping a symptom journal helps track improvements and identify patterns that might require treatment adjustments. Successful treatment requires open communication with your healthcare provider. This includes selecting the most appropriate testosterone delivery method based on your lifestyle, preferences, and medical considerations. Your provider will create a customized treatment approach tailored to your specific needs, health status, and goals. Testing must be conducted in the early morning hours for accurate testosterone measurement, as levels naturally fluctuate throughout the day. It plays an important role in sexual development, muscle mass, bone strength, and mood. It supports libido, helps the brain trigger arousal, and maintains healthy blood flow and tissue in the penis. Low testosterone for a long time may lead to shrinkage of these tissues and reduced function. This can be due to problems with blood flow, nerve damage, or other health conditions like diabetes or high blood pressure. In short, testosterone helps the brain and body work together to create an erection. It’s important to understand that erections involve both physical and mental responses. So, a man with low testosterone may not only lose interest in sex, but may also have trouble with erections because of that loss of interest. One of its most important jobs is supporting sexual function, including the ability to get and keep an erection. The goal is to improve quality of life, energy, mood, and sexual health. Testosterone therapy is not meant for all men with erectile dysfunction (ED). When testosterone levels are too low, it can cause many symptoms. Learning more about how testosterone works, and how it may or may not help with erections, can lead to better health decisions. Several types of supplements claim to increase your testosterone levels. Testosterone-boosting supplements are different from testosterone therapy. More than 33% of men over 45 may have lower than normal testosterone levels. Some older people on testosterone therapy could face increased cardiac risks. There are few studies available to support their effectiveness for the condition. Common sources of stress include health, work, finances, and relationships. Smoking is a major risk factor for ED as it reduces blood flow to the penis. A healthy diet helps keep the circulatory system and the rest of the body healthy. While it can seem like more is always better when it comes to testosterone, in reality, excess testosterone in your body is turned into estrogen (regardless of your sex). But those that take testosterone illicitly (such as in an attempt to boost bodybuilding) may experience ED and a host of other symptoms as well. But it’s not the only factor that goes into sexual activity. The second level is to stimulate your spinal nerves to cause changes in the blood vessels that help you achieve and keep an erection. There is no doubt that testosterone is one important factor for men's health in this aging society. A doctor helps choose the best one based on health status, hormone levels, and personal comfort. Ongoing monitoring is necessary for all men on testosterone therapy to check for any prostate changes over time. Other studies suggest that TRT may help heart health in some men, especially those with low testosterone and metabolic problems like diabetes. These side effects often improve with dose adjustments or stopping treatment. But like all medical treatments, TRT has risks and side effects. The decision to start treatment should be based on clear lab results, symptoms, and medical history. Medical groups like the Endocrine Society have created guidelines for when testosterone therapy should be used.