Some of the most common symptoms of the H1N1 flu include development of a cough, fever, chills and a sore throat, according to WebMD. Individuals with the condition are also likely to develop a headache, body aches, naus... More »

According to WebMD, signs that a toddler might have the flu include symptoms such as a high grade fever of over 104 degrees F, chills and shakes along with the fever, and vomiting and belly pain. Other symptoms include a... More »

Sudden, excessive fatigue is one of the very first signs of the flu, according to Healthline. Extreme weakness is another sign of the body preparing to combat the flu rather than a cold. More »

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Symptoms of H1N1 in adults are much like traditional flu symptoms, including body aches, headache, fever, cough and sore throat, according to WebMD. Fatigue, chills and runny nose are additional symptoms; some people als... More »

Symptoms of influenza, or flu, include fever or chills, body aches, sore throat, cough, and a runny nose, according to the Centers for Disease Control and Prevention (CDC). Fatigue, headaches, vomiting and diarrhea are o... More »

Common flu symptoms include a fever that is over 100 degrees Fahrenheit, chills and headaches, a dry cough and nasal congestion, according to Mayo Clinic. Many people also experience fatigue, weakness and muscle aches, e... More »

Symptoms of the flu include a fever of 100 degrees Fahrenheit or greater, sore throat, cough, runny or stuffy nose, chills, headache, body ache, fatigue, vomiting, nausea and diarrhea, according to Flu.gov. Not all peopl... More »

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