The common cold isn't the only reason to take a sick day.
February is one of the most popular months for employees to call in sick. Given the harsh winter weather in many regions, it's not hard to believe that employees have been stricken by colds, the flu, or nasty sinus infections. But according to a CareerBuilder survey, many employees are not above occasionally calling in "sick." (Cough, cough.)
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The number of survey respondents who admitted that they had taken a sick day de
