Research suggests that people with a glass-half-full outlook are healthier than their pessimistic peers: They catch fewer colds, cope better with heart disease, and may even live longer.
Yet far too many of us assume that optimism is an inborn trait bestowed on a lucky few. That's a completely wrong assumption, says James Maddux, a professor of psychology at George Mason University in Fairfax, Va. Can people learn to be optimists? "The answer is an indisputable yes," says Maddux.
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