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Recently, a new study suggests that staying positive through the cold season could be the best defense against getting sick.
In an experiment that exposed health volunteers to a cold of flu virus, researchers found that people with a generally sunny emotion were less likely to fall ill. The findings, published in the journal “Psychosomatic Medicine”, build on evidence that a “positive emotional style” can help ward off(防止) the common cold and other ill-nesses.
“People with a positive emotional style may have different immune responses to the virus”, explained Dr. Sheldom Cohen of Carinegie Mellon University in Pittsburgh.” And when they do get a cold, they may experience
