Zinc found to be effective in treating cold

An evaluation of 15 studies concludes that zinc lozenges, tablets or syrup can help cut the duration of cold symptoms by a day and reduce their severity. But the debate on the subject is far from over.People who begin using zinc lozenges, tablets or syrup at the first signs of a cold are more likely to get well faster, researchers reported Tuesday. But the new findings probably won't be the last word on the issue, which has been the subject of debate since the idea was first proposed in 1984.

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