Have a low sex drive or trouble with erections? See a provider and discuss your options for treatment. If you have bothersome signs of low testosterone, avoid over-the-counter supplements. But you should address symptoms that interfere with your quality of life. Conditions that affect how your hypothalamus and/or pituitary gland work cause secondary hypogonadism. This means it happens for reasons other than the testicles. A problem with your pituitary gland or hypothalamus causes secondary hypogonadism. Another name for it is hypergonadotropic hypogonadism. Leading experts say that men lose 1% of testosterone per year after the age of 40. As you age, the care you give your body becomes increasingly important. To learn more, read our disclaimers & disclosure page. Take the most infamous swole-bros on the planet. This is SpotMeBro’s guide to getting swole… They’re the true alpha-males strutting across the gym floor, hiding all other physiques in their shadow. Cleveland Clinic’s health articles are based on evidence-backed information and review by medical professionals to ensure accuracy, reliability and up-to-date clinical standards. Not everyone with low testosterone has symptoms (like low sex drive, fertility problems or erectile dysfunction). "Normal" ranges for testosterone also vary significantly based on your age and sex. Laboratories may have different reference ranges for normal testosterone levels. From sinus infections and high blood pressure to preventive screening, we’re here for you. Cleveland Clinic’s primary care providers offer lifelong medical care. Don’t hesitate to ask your provider questions. But know that having an abnormal testosterone result doesn’t necessarily mean you have a serious medical condition. They may also recommend a laboratory testosterone test.