The flu (influenza) is a contagious viral infection of the respiratory tract. The flu is caused by an influenza virus and the symptoms can be mild to severe. Symptoms typically commence two days after exposure to the virus and most last less than a week, although the cough may last for more than two weeks. Anyone can get the flu (even healthy people), and serious problems related to the flu can happen at any age.
The flu is a respiratory illness with symptoms such as coughing, a stuffy nose, and congestion. Although having a shortness of breath and wheezing are not typical symptoms of the flu they may be the result of complications associated with the flu such as pneumonia and bronchitis.
With that in mind, keep reading to learn about other symptoms that can pop up alongside your flu.