How to Tell If Your Testosterone Is LowIt checks the level of testosterone in your blood. Your doctor uses it to how do they test testosterone levels conditions caused by too much or too little testosterone. During pubertytestosterone builds a man's muscles, deepens testosteroje voice, puts hair on his chest, and makes his penis grow. Throughout a man's life, the hormone also helps produce sperm and keep up his sex drive. Women make testosterone too, but in smaller amounts.
Testosterone Test: Free & SHBG, High vs. Low vs. Normal Levels
It checks the level of testosterone in your blood. Your doctor uses it to diagnose conditions caused by too much or too little testosterone. During puberty , testosterone builds a man's muscles, deepens his voice, puts hair on his chest, and makes his penis grow.
Throughout a man's life, the hormone also helps produce sperm and keep up his sex drive. Women make testosterone too, but in smaller amounts. They produce it in their ovaries. It helps maintain hormone balance and regulates other body functions. Testosterone travels through your blood in two ways:. Usually you'll get a total testosterone test. This measures both free and attached testosterone. To diagnose certain conditions, doctors sometimes look only at free testosterone levels.
In males, the testosterone test can help find the reason for sexual problems, like reduced sex drive or erectile dysfunction. It can also screen for problems with the hypothalamus or pituitary gland. This controls how much testosterone your body makes.
Doctors can also use it to diagnose polycystic ovary syndrome PCOS. A testosterone test can also reveal if you might have a tumor in your ovaries that affects how much of the hormone your body produces.
Your doctor will take a sample of blood from a vein in your arm or finger. Tell him if you take any drugs or herbal remedies. Some medicines can affect your test results. A normal testosterone level for you will depend on your gender and age.
A to Z Guides Reference. What Does the Testosterone Test Measure? Testosterone travels through your blood in two ways: Attached to the proteins albumin and sex hormone binding globulin SHBG Free -- not attached to any proteins Usually you'll get a total testosterone test. Your doctor might order it if you have symptoms of low or high testosterone.
Symptoms of low testosterone in men include: Fatigue , depression , or trouble concentrating Hair loss Loss of muscle mass Low sex drive Low sperm count Swollen breasts Trouble getting or keeping an erection Weak bones -- called osteoporosis In women, they include: Fertility problems Low sex drive Skipped or no menstrual periods Vaginal dryness Weakened bones -- osteoporosis Symptoms of high testosterone in women include: Acne and oily skin Darkened areas of skin Deep voice Enlarged clitoris Excess hair on the face or body Hair loss on the head baldness Skipped or no periods.
Continued What Happens During the Test? Normal total testosterone results in adult men: It detects congenital adrenal hyperplasia , which affects your production of hormones. It checks how well your adrenal glands , ovaries, or testicles work. Your doctor removes a sample of tissue from your testicles to check for cancer. It looks for problems or tumors in your adrenal glands.
It measures estrogen levels , and can help diagnose infertility or menopause. They evaluate fertility in women, and puberty in girls. It diagnoses breast discharge , missing periods, infertility, or low sex drive in women.
It measures the number, size, and speed of sperm in a sample. Spring Allergies Precise Cancer Therapy.