A 21-month-old girl is the first person in Michigan to die from the virus that has caused severe respiratory illness across the U.S., state health officials said Saturday.
As many as one in ten people in Britain over forty years old may be vitamin D deficient, according to a study carried out by researchers at the University of Cambridge.
Researchers have identified a molecular mechanism that could explain why the common cold can bring on life-threatening asthma attacks.
US health officials said that a doctor who returned to a hospital after being treated for the Ebola virus last month did not in fact have a new case of the infectious disease.
(AP)—Health officials say a national wave of severe respiratory illnesses caused by an unusual virus is about to start looking a whole lot bigger, but that's because a new test will be speeding through a backlog of cases.