Amid signs the virus came earlier, Americans ask: Did I already have it?
by from on (#52K7X)
CHICAGO-In January, a mystery illness swept through a call centre in a skyscraper on Michigan Avenue in Chicago. Close to 30 people in one department alone had symptoms - dry, deep coughs and fevers they could not shake. When they gradually returned to work after taking sick days, they sat in their cubicles looking wan and tired.