Stay home This isn't just for your friends' and coworkers' benefit. A
new Danish study found that people who go to work when they're not well
increase their odds of needing long-term sick leave down the road. "Those who'd
worked when they felt ill at least six times in the previous year were 53
percent more likely to later need a two-week or longer sick leave," says lead
investigator Claus D. Hansen.