LH then travels to your gonads and stimulates the production and release of testosterone. For adult females, testosterone enhances libido. At around week seven in utero, the sex-related gene on the Y chromosome initiates the development of the testicles in male infants. Not everyone with low testosterone has symptoms (like low sex drive, fertility problems or erectile dysfunction). You may talk to your healthcare provider about a testosterone level test if you have symptoms of low testosterone. Laboratories may have different reference ranges for normal testosterone levels. Your healthcare provider may recommend this test if you have symptoms that could point to high or low testosterone. A testosterone level that’s too low or high can cause health problems regardless of your sex. Chronic stress can also negatively impact testosterone levels and libido. Both resistance training like weightlifting, and cardiovascular exercises such as running or swimming, can increase testosterone. But when the body is under constant physical stress like in long-distance running, elite cycling, or daily high-intensity workouts, things change.1 And for men who regularly train at extreme intensity and volume, consistently going beyond that limit may quietly chip away at one of their most important hormones. With a background in molecular biology and clinical expertise as a licensed chiropractor, he understands healing at both the cellular and clinical levels—bringing precision and innovation to every treatment decision. Then there’s the final study which showed a significant drop in testosterone, and a nice boost in stress hormone cortisol. The usual medical fix, testosterone replacement therapy (TRT), can only be prescribed under specific circumstances given the person meets a certain criteria. But research shows that for a small group of high-performing men, pushing the body too hard for too long, especially without enough recovery or proper nutrition, can actually lower testosterone over time.1 Since genetics influence many aspects of your health, the app can provide helpful context and an action plan. It analyzes genetics, behaviors, and goals to give you personalized nutrition, fitness, sleep, stress, and supplementation recommendations. InsideTracker is a personalized health and wellness platform that aims to help people optimize their biomarkers to live healthier and longer lives. 48 blood and dozens of genetic biomarkers We tailor recommendations for your optimal T levels by considering various factors, such as your age, gender, ethnicity, lifestyle, type and amount of athletic activity. Unlike traditional methods that assess testosterone within the standard ranges above, InsideTracker offers a more personalized approach. For men with low blood testosterone levels and symptoms most likely caused by a low level, the benefits of hormone replacement therapy usually outweigh potential risks. High testosterone levels in males can cause symptoms such as increased body hair growth, mood changes, high sex drive, acne, and more. Testosterone therapy may make sense for women who have low testosterone levels and symptoms that might be due to testosterone deficiency. Symptoms of low testosterone levels in women include hot flashes, irritability, loss of sex drive, and sleep disturbances.