"Dr. Morgentaler, an internationally recognized expert in sexual medicine and male hormones, shares his secrets for a healthy life."

--Irwin Goldstein, M.D., Director of Sexual Medicine, Alvarado Hospital, San Diego, and Editor-in-Chief, Journal of Sexual Medicine

"A highly valuable resource. Finally debunks many of the myths about testosterone's safety, which has been an impediment to its appropriate usage for far too long."

--David E. Greenberg, M.D., President, Canadian Society for the Study of the Aging Male

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 fullest

Better 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 testosterone

Diagnose the problem with simple tests

Find the treatment that's right for you

Explore options your doctor might not know about

Reduce your risk of cardiovascular disease and obesity