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American Association of Clinical Endocrinologists: "Medical Guidelines for Clinical Practice for the Evaluation and Treatment of Hypogonadism in Adult Male Patients—2002 update."
Beauchet, O. European Journal of Endocrinology, 2006.
Columbia University, Go Ask Alice: "Does exercise (i.e. weight lifting) increase testosterone levels?"
Dandona, P. International Journal of Clinical Practice, 2010.
Tobias S. Kohler MD, MPH, urologist, associate professor of surgery, Southern Illinois University School of Medicine.
Medscape: "Low Testosterone."
Mehta, P. Hormones and Behavior, November 2010.
National Sleep Foundation: "Healthy Sleep Tips."
University of Virginia Health System: "Impotence."
Urology Care Foundation: "Low Testosterone (Hypogonadism)."
Reviewed by Minesh Khatri, MD on August 29, 2017
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