Testosterone Deficiency The Hidden Disease
by E. Barry Gordon, M.D.
Dementia Study 1
Wayne State University Department of Psychology 2005
Evidence suggests that testosterone loss promotes cognitive decline and dementia.
Testosterone replacement may benefit brain function.
Dementia Study 2
National Institute on Aging 2007
Testosterone loss contributes to cognitive decline and possibly dementia.
Dementia Study 3
European Journal of Endocrinology 2006
Low levels of testosterone contribute to cognitive decline, and replacement improves congnitive ability.
Dementia Study 4 (Posted 4/29/07)
School of Psychology, University of Adelaide 2007
Decreasing testosterone levels may contribute to generalized age-related cognitive decline.
Dementia Study 5 (Posted 12/4/07)
Clinical Endocrinology 2007
Higher levels of bioavailable testosterone were associated with a decreased risk of dementia.
Dementia Study 6 (Posted 12/4/07)
Journal of Alzheimer's disease 2007
Testosterone or testosterone-like hormones may prevent or help Alzheimer's disease.