From a Harvard doctor and a leading expert on testosterone . . .The groundbreaking book that shows you how to raise your testosterone levels-and live your life to the fullestBetter sex. Increased vitality. More muscle. Improved health. Greater mental agility. These are just a few of the life-enhancing benefits that men with low levels of testosterone can experience when they increase their testosterone level. If you've noticed a decrease in your sex drive; experienced erectile dysfunction; or felt tired, depressed, and unmotivated, this authoritative, up-to-date guide from an expert at Harvard Medical School will help you determine if you have low testosterone-a surprisingly common but frequently undiagnosed condition among middle-aged men. Learn how to:Recognize the symptoms of low testosteroneDiagnose the problem with simple testsFind the treatment that's right for youExplore options your doctor might not know aboutReduce your risk of cardiovascular disease and osteoporosisFeel healthier, more vigorous, and more aliveBased on thirty years of research, Testosterone for Life covers the safest medical and natural treatments, latest scientific breakthroughs and benefits, and case studies of men who have rediscovered their zest for life. It shows the most effective, clinically proven way to reverse the effects of low testosterone and jump-start your health--your sex life, your body, your mind, and your mood--for life.