Echinacea No Good for the Common Cold

Taking echinacea had no significant effect on the duration or severity of the common cold, according to the results of a randomized, blinded trial. The average duration of symptoms was 6.34 days in patients taking echinacea in a blinded fashion and 6.76 days in patients who knew they were receiving the herb, according to Dr. Bruce Barrett of the University of Wisconsin in Madison and colleagues. There also was no significant difference in cold severity as assessed by the Wisconsin Upper...Full Story
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