Blue may be a common favorite color because it signals such positive things as clear skies, he says.

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Busy signals while trying to get online were as common as the frustration of reaching a human being at the company, despite the blanketing of the nation with free AOL installation CDs in every magazine and at every convenience store.

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The unexpected study is to check for a common but deadly side effect called QT prolongation, in which the electrical signals that cause the heart to beat are drawn out.

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