"Presenteeism" afflicts business, experts say

today.reuters.com — NEW YORK, Jan 26 (Reuters Life!) Practically every workplace has one--the employee who comes to the job aching, coughing and sneezing. So-called "presenteeism," or going to work when sick, is a persistent problem at more than half of U.S. workplaces and costs U.S. business a whopping $180 billion a year, research shows. Sick employees pose a threat