what are the symptoms of swine flu
Influenza, commonly known as the flu, is an infectious disease caused by an influenza virus. Symptoms can be mild to severe. The most common symptoms include: a high fever, runny nose, sore throat, muscle pains, headache, coughing, and feeling tired. These symptoms typically begin two days after exposure to the virus and most last less than a week. The cough, however, may last for more than two weeks.
Unlike symptoms of a common cold, flu symptoms usually come on suddenly. Flu usually starts with the abrupt onset of fever, headache, fatigue and body aches. Here's a list of flu symptoms you might feel: 1  High temperature.  Severe aches and pains in the joints and muscles and around the eyes.