And how should preparations for the regular flu season later this year be modified?
But even the regular flu is sometimes fatal for younger victims.
Pregnant women are at extra risk for complications even with regular flu, according to Bocchini, and small children have a higher rate of hospitalization.
While researchers haven't developed a vaccine to fight the new swine flu, it can be treated with antiviral drugs Tamiflu and Relenza, the same drugs used on the regular flu.
"In addition, public education signs with general tips on preventing the spread of illnesses -- that are posted throughout the airport during regular flu season -- are being re-posted, " the statement said.
CNN: U.S. prepares for possible swine flu epidemic as global cases rise
The swine flu virus that has sparked fear and precautions worldwide appears to be no more dangerous than the regular flu virus that makes its rounds each year, U.S. officials said Monday.
Swine flu is caused by a virus similar to the regular flu virus that circulates in people every year, but is a strain that is typically found only in pigs or in people who have direct contact with pigs.
Even though the regular seasonal flu vaccine contains a strain of the A-flu virus group, it will not prevent you from getting sick if you come in contact with the new flu strain.
Indicators of swine flu are not unlike those for regular old run-of-the-mill flu.
Symptoms of swine flu in humans are expected to resemble regular human seasonal influenza symptoms, including fever, lethargy, lack of appetite, and coughing, the CDC said.
According to one study, if people got just five types of preventive services when they needed to -- colorectal and breast cancer screening, flu vaccines, counseling to help them quit smoking, and regular aspirin use to prevent strokes -- we could avert 100, 000 deaths each year.
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