colds

Winter weather brings on colds and flu. We already have a cure for the common cold (problem: the drug companies won’t manufacture it), so many people visit the health food store for remedies. If you’re one of them, here are some things you should know: the popular over-the-counter herbal treatment echinacea only relieves symptoms for 10 hours (which is not considered a significant decrease and may even be a placebo effect).
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