Dietary supplements are widely used by older adults, even though the effectiveness of these supplements in preventing illness is questionable. But can dietary supplements actually promote a higher risk for death? A new study suggests that the answer is YES for some of the most common supplements. This Best Evidence Review describes the findings of this study and puts these results in context.
Recent studies confirm previous findings that estrogen-alone therapy may actually reduce the incidence of breast cancer in certain women. Theses finding seems confusing because estrogen is recognized to stimulate breast cancer growth in some patients.