Online reviews can make over-the-counter drugs look way too effective

‘Evidence-based hearsay’ and personal anecdotes overshadow clinical trial results

person in drug store

TOO-GREAT EXPECTATIONS  Online reviews by users of over-the-counter cholesterol reduction and weight loss products represent select samples that vastly overstate outcomes for most people. The popularity of online reviews of many medical treatments underscores a growing need for well-conducted clinical trials.

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