H1N1 flu symptoms - Answer: The early symptoms of infection with the H1N1 virus are very similar to those of common flu, including fever, cough, sore throat, body aches, headache, chills, limb pain, and overall fatigue. Some infected individuals may also experience diarrhea, vomiting, or red eyes. In some patients, the condition can rapidly worsen with a body temperature exceeding 39°C, and in severe cases...