BACKGROUND Excessive thyroid hormone replacement carries the potential for serious long-term metabolic complications (e.g., accelerated osteoporosis). The increased bioavailability of commercially available products, along with improved laboratory assays for measuring thyrotropin (TSH), has led to an increased chance of actual or detected iatrogenic hyperthyroxinemia. The purpose of this study ...

Estrogens have been convincingly shown to be highly effective in preventing and reversing menopause-related conditions, such as hot flushes, urogenital complaints, and postmenopausal bone loss. Observational studies report that long-term, estrogen-containing, postmenopausal hormone replacement therapy (HRT) leads to a substantial reduction in hip fractures, myocardial infarction, and possibly c...

Despite major progress in treatment and prevention, stroke remains the leading cause of disability and the third leading cause of death, surpassed only by heart disease and cancer, in the United States.1 An estimated 500 000 to 600 000 first and 100 000 recurrent strokes occur each year, and '160 000 of these are fatal.2 Among stroke survivors, the burden of long-term disability is great. In th...