Echinacea Might Shorten Colds a Bit

Echinacea might help cold symptoms to go away a few hours sooner, a new study suggests. But the difference was so small it could have occurred by chance. Researchers recruited more than 700 adults and children with colds for the study. They were randomly divided into 4 groups. Two groups took echinacea pills. One group knew it was taking echinacea. The other group did not know. The third group took placebo (fake) pills. The fourth group didn’t get any pills. People were asked to write down their symptoms twice a day. For those taking echinacea, symptoms ended an average of half a day sooner. The journal Annals of Internal Medicine published the study. The Associated Press wrote about it December 21.

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Supplements vs. exercise for heart disease and cancer: The ‘‘vitamins” in your legs

Exercise is much more effective than vitamins or supplements at reducing the risk of heart disease. The benefits of exercise against cancer are not conclusive, but it is likely to have other positive effects on overall health.

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