Susan Diem, MD, MPH is a general internist, clinical epidemiologist, and clinical trialist with research interests focused on the epidemiology and treatment of chronic diseases of aging, with a particular focus on osteoporosis, menopause-related symptoms, and other common age-related conditions such as sleep disturbances. This work has included the conduct and analysis of clinical trials and cohort studies sponsored by the National Institutes of Health and pharmaceutical industry.