The signs and symptoms of flu caused by the H1N1 virus are similar to those of infections caused by other flu strains and can include:  Fever, but not always Chills Cough Sore throat Runny or stuffy nose Watery, red eyes Body aches Headache Fatigue Diarrhea Nausea and vomiting  Flu symptoms develop about one to three days after you're exposed to the virus.
signs symptoms flu caused h1n1 virus similar infections caused flu strains can include:  fever  chills cough sore throat runny stuffy nose watery  red eyes body aches headache fatigue diarrhea nausea vomiting  flu symptoms develop days you're exposed virus
swine flu