The CDC has released an advisory regarding the reported cases of swine flu and will continue to post updates on their swine flu site. It is recommended that persons with febrile respiratory illnesses who are in the affected areas or have come into contact with persons in the affected areas, should stay home from work or school to avoid spreading the infection in their community.
Do call your doctor, but don't go to the hospital unless you would have don't so regardless of whether you might have swine flu.
Frequent handwashing is one of the best ways to reduce the spread of infection and should be used by anyone for prevention of illness. If you must come in contact with others, try to remain at least 6 feet away from the person(s).