The usual level Raw Power XL of testosterone in your blood flow should be between and nano grams per deciliter . The deficiency of testosterone is also known as hypothyroidism. Like your hairs, the level of testosterone silently begins to diminish about the age.You may lose the testosterone about a year. A short term decline is harmless but a long term decline can cause of obesity, muscle loss fragile bones and impotence by the time you attain your 60s. The low levels of testosterone may raise your chances of heart attack. http://www.strongtesterone.com/raw-power-xl/