Whether you're training to get bigger, faster, leaner, or stronger, testosterone is the hormone that can make a world of difference. Chad Waterbury discusses five ways to naturally boost your testosterone levels.... The role of Testosterone goes far beyond big biceps and a monstrous deadlift. When it's high you'll boost libido, have more energy, and protect yourself against osteoporosis. The brain loves Testosterone, too. When you have high physiological levels of T it boosts cognitive functions such as memory and attentiveness.Of course, that means when T levels are low you're heading down a cognitive slope. Slide down far enough and you might be susceptible to all kinds of nasty neurological disorders.So it probably doesn't warrant any real arm-twisting to convince you that you need to maximize...