The WHO estimates that major depression shortens healthy active life by four years.

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So, for example, studies show that exercise helps depression and so does being active and having good social relationships.

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They also had more active social networks and were less likely to show signs of depression.

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There are two pieces of the Celexa molecule that may be active in the body, but only one of them seems to be involved in helping to relieve symptoms of depression.

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