In fact, we need some amount of fat to be healthy. A novel UConn study looked at the impact of using a topical testosterone gel as part of treatment for older women who have suffered a hip fracture in conjunction with exercise ? Many men successfully stay on testosterone therapy without noticeable hair loss—especially when proactive strategies are used. Certain conditions are well known to decrease testosterone in men, including excess fat, especially around the abdomen, which interferes with hormone signals from the brain to the testicle, experts say. Testosterone therapy does NOT directly cause hair loss. Let’s break it down clearly so you (and your patients) can feel confident about treatment decisions. He works in addiction medicine, so is very passionate about decreasing substance abuse, combating homelessness and improving mental health. Shiv Sudhakar, M.D., is an infectious disease specialist and health contributor to NBC News Health. In those cases, testosterone testing can help diagnose conditions like polycystic ovary syndrome, or PCOS, adrenal disorders or rare tumors. By age 75, the average male testosterone level drops to about 65% of the average level seen in young adults, Portillo said. Testosterone can help lose weight and maintain muscle mass but it’s not a magic solution on its own. This study demonstrates the powerful potential of lifestyle changes in increasing testosterone levels. They think this is because the weight loss provided the greatest natural testosterone boost. Thanks to increased access to and awareness surrounding TRT, it would seem the most logical treatment option in this scenario. Here, we summarize recent findings related to long-term testosterone therapy that produces improvement in body composition and more specifically weight loss, reduction in waist circumference and BMI. This is of paramount importance because testosterone therapy in obese men with testosterone deficiency represents a novel and a timely therapeutic strategy for managing obesity in men with testosterone deficiency. The best types of exercise to increase your testosterone levels are weightlifting and high-intensity interval training (HIIT). A review of dozens of clinical trials showed that DHEA supplements do increase blood testosterone levels in men and women. In one yearlong study, 65 men who took 3,300 IU of vitamin D daily increased their testosterone levels by 20% over those who didn't. Long-term zinc supplementation may lead to increased testosterone levels. Also called androgen replacement therapy, this is a medical treatment your doctor may prescribe if blood tests show unusually low levels of testosterone. The main symptoms of testosterone deficiency include low libido, difficulty maintaining or developing an erection and less intense orgasms. All of these factors play a major role in weight loss (8, 25). Some researchers have pointed out that not all of these side effects apply to testosterone itself but rather to its synthetic derivatives. Most research suggests that excessive belly fat reduces these levels. Scientists are not entirely sure why levels are lower in obese men, but most studies point toward the following processes. Lack of muscle thus puts people at a higher risk of eating too much and storing the excess calories as fat (7). It promotes muscle growth as well as other typical male characteristics, such as a deep voice and body hair growth. For women, it’s usually not about "boosting" testosterone, but rather supporting overall hormone balance. When you’re stressed, your body produces more cortisol—a hormone that actually works against testosterone. Too much testosterone—especially when taken without medical guidance—can cause serious health problems, like liver damage, high blood pressure, and heart disease. You may be interested in natural testosterone boosters instead. Testosterone levels naturally decline as you age. "In this case, any kind of intervention that can have a beneficial effect on health, you could potentially have a huge improvement in quality of life for the individual."